Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

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CVE-2011-2593

Severity CVSS v4.0:
Pending analysis
Type:
CWE-189 Numeric Errors
Publication date:
12/08/2014
Last modified:
12/04/2025

Description

Integer 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 crafted Content-Length HTTP header, which triggers a heap-based buffer overflow.

Impact

Vector 2.0
AV:N/AC:M/Au:N/C:P/I:P/A:P CVSS v2.0 Severity and Metrics:

Base Score: 6.80 MEDIUM
Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P

Attack Vector (AV): Network
Attack Complexity (AC): Medium
Authentication (Au): None
Confidentiality (C): Physical
Integrity (I): Physical
Availability (A): Physical

Base Score 2.0
6.80
Severity 2.0
MEDIUM

Vulnerable products and versions

CPE From Up to
cpe:2.3:a:citrix:access_gateway_plug-in:*:49-5:*:*:enterprise:windows:*:* 9.3 (including)
cpe:2.3:a:citrix:access_gateway_plug-in:10.0:*:*:*:enterprise:windows:*:*

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools