Vulnerability Monitor

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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.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.

Published

2014-08-12T20:55:02.527

Last Modified

2025-04-12T10:46:40.837

Status

Deferred

Source

[email protected]

Severity

CVSSv2: 6.8 (MEDIUM)

CVSSv2 Vector

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

Access Vector: NETWORK
Access Complexity: MEDIUM
Authentication: NONE
Confidentiality Impact: PARTIAL
Integrity Impact: PARTIAL
Availability Impact: PARTIAL

Exploitability Score

8.6

Impact Score

6.4

Weaknesses

Type: Primary
CWE-189

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	citrix	access_gateway_plug-in	≤ 9.3	Yes
Application	citrix	access_gateway_plug-in	10.0	Yes

References

http://secunia.com/advisories/45299 ([email protected])
http://secunia.com/secunia_research/2012-26 ([email protected])
http://support.citrix.com/article/CTX134303 Patch, Vendor Advisory ([email protected])
https://exchange.xforce.ibmcloud.com/vulnerabilities/77317 ([email protected])
http://secunia.com/advisories/45299 (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/secunia_research/2012-26 (af854a3a-2127-422b-91ae-364da2661108)
http://support.citrix.com/article/CTX134303 Patch, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://exchange.xforce.ibmcloud.com/vulnerabilities/77317 (af854a3a-2127-422b-91ae-364da2661108)