CVE-2011-2592

Severity: critical (CVSS 9.3 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 14.9% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2014-06-18 · updated 2026-06-16
Weakness: CWE-119

Description

Heap-based buffer overflow in the StartEpa method in the nsepacom ActiveX control (nsepa.exe) in Citrix Access Gateway Enterprise Edition Plug-in for Windows 9.x before 9.3-57.5 and 10.0 before 10.0-69.4 allows remote attackers to execute arbitrary code via a long CSEC HTTP response header.

Affected products

Citrix Access Gateway Plug-In: 9.0, 9.1, 9.2, 9.3, 10.0

References

http://archives.neohapsis.com/archives/bugtraq/2012-08/0009.html
http://osvdb.org/show/osvdb/84433
http://secunia.com/secunia_research/2012-27
http://support.citrix.com/article/CTX134303
https://exchange.xforce.ibmcloud.com/vulnerabilities/77316
http://archives.neohapsis.com/archives/bugtraq/2012-08/0009.html
http://osvdb.org/show/osvdb/84433
http://secunia.com/secunia_research/2012-27
http://support.citrix.com/article/CTX134303
https://exchange.xforce.ibmcloud.com/vulnerabilities/77316

Get alerted when CVE-2011-2592 or the next vulnerability affects your stack