CVE-2011-2593 — Improper Restriction of Operations within the Bounds of a Memory Buffer in Citrix Access Gateway Plug-in

CWE-1894 documents3 sources
Severity
6.8MEDIUMNVD
EPSS
3.6%
top 12.18%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
8
Citrix Access Gateway Plug-inCitrix ADMCitrix Hypervisor+5 more
Timeline
PublishedAug 12
Latest updateMay 17

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.

CVSS vector

AV:N/AC:M/C:P/I:P/A:PExploitability: 8.6 | Impact: 6.4

Affected Packages8 packages

Patches

Patch: support.citrix.com ↗Patch: support.citrix.com ↗

🔴Vulnerability Details

1
GHSA
GHSA-fxxh-pp9v-6qr6: Integer overflow in the StartEpa method in the nsepacom ActiveX control (nsepa↗2022-05-17
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📋Vendor Advisories

2
Citrix
CVE-2011-2593: Integer overflow in the StartEpa method in the nsepacom ActiveX control (nsepa.exe) in Citrix Access Gateway Enterprise Edition Plug-in for Windows 9.↗2014-08-12
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Citrix
Citrix Security Bulletin CTX134303↗
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