Description
Stack-based buffer overflow in the NSEPA.NsepaCtrl.1 ActiveX control in nsepa.ocx in Citrix Access Gateway Enterprise Edition 8.1 before 8.1-67.7, 9.0 before 9.0-70.5, and 9.1 before 9.1-96.4 allows remote attackers to execute arbitrary code via crafted HTTP header data.
Public exploits
Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.
Third-party code, not reviewed by us. Public PoCs are sometimes fake or contain malware. Read the code first and run it only in an isolated lab, against systems you are authorised to test.
Metasploit 1 module
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Citrix Gateway ActiveX Control Stack Based Buffer Overflow Vulnerability
exploit/windows/browser/citrix_gateway_actx
Exploit-DB 1
- Citrix Gateway - ActiveX Control Stack Buffer Overflow (Metasploit) EDB-17762 · remote · Aug 31, 2011 · verified
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.
References
- 8358 third-party-advisory
- 20110714 Citrix Access Gateway ActiveX Stack Buffer Overflow Vulnerability third-party-advisory