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Vulnerability record · CVE-2011-2592 · published 18 June 2014

CVE-2011-2592: Citrix access gateway plug-in memory buffer overflow vulnerability

Citrix · Access Gateway Plug In

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.

9.3 CVSS 2.0 High EPSS 15% · top 3.4% CWE-119 · Memory buffer overflow
9.3CVSS 2.0 base score
15%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
10References
16 Jun 2026Last modified by NVD

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.

AV:N/AC:M/Au:N/C:C/I:C/A:C

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
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 Vendor Advisory
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 Vendor Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/77316

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2011-2592), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.