Vulnerability Monitor

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CVE-2010-2991

The IICAClient interface in the ICAClient library in the ICA Client ActiveX Object (aka ICO) component in Citrix Online Plug-in for Windows for XenApp & XenDesktop before 12.0.3 allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted HTML document that triggers the reading of a .ICA file.

Security Impact Summary

CVE-2010-2991 is a security vulnerability that . Impacting 1 product from citrix organizations running these solutions should prioritize assessment and patching.

Historical Context

Documented in 2010, this vulnerability occurred amid the cloud computing expansion era, where traditional network perimeter security models were being reevaluated. Organizations were transitioning from isolated infrastructure to interconnected systems, creating new attack surfaces that vulnerabilities like this could exploit.

Published

2010-08-11T20:00:01.437

Last Modified

2025-04-11T00:51:21.963

Status

Deferred

Source

[email protected]

Severity

CVSSv2: 9.3 (HIGH)

CVSSv2 Vector

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

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

Exploitability Score

8.6

Impact Score

10.0

Weaknesses

Type: Primary
CWE-94

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	citrix	online_plug-in_for_windows_for_xenapp_\&_xendesktop	≤ 12.0	Yes
Application	citrix	online_plug-in_for_windows_for_xenapp_\&_xendesktop	11.1	Yes

References

http://labs.idefense.com/intelligence/vulnerabilities/display.php?id=875 ([email protected])
http://secunia.com/advisories/40819 Vendor Advisory ([email protected])
http://secunia.com/advisories/40821 Vendor Advisory ([email protected])
http://support.citrix.com/article/CTX125976 Patch, Vendor Advisory ([email protected])
http://labs.idefense.com/intelligence/vulnerabilities/display.php?id=875 (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/advisories/40819 Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/advisories/40821 Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://support.citrix.com/article/CTX125976 Patch, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For citrix's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.