CVE Catalog

CVE-2011-2592

High
Published: Translated: NVD NIST

Summary

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 allows remote attackers to execute arbitrary code via a long CSEC HTTP response header.

Risk Assessment

This vulnerability may lead to remote code execution, posing a serious security threat to systems using this plugin. Organizations may be exposed to attacks that could result in data loss or system takeover.

Recommendation

It is recommended to update the Citrix Access Gateway plugin to version 9.3-57.5 or 10.0-69.4 to mitigate this vulnerability. Additionally, systems should be monitored for unauthorized activities.

Related vulnerabilities

Original NVD description (English source)

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.

Vulnerability data from NVD (NIST) · CISA KEV · EPSS