CVE-2010-2991

Severity: critical (CVSS 9.3 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 6.8% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2010-08-11 · updated 2026-06-16
Weakness: CWE-94

Description

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.

Affected products

Citrix Online Plug-In For Windows For Xenapp & Xendesktop: through 12.0; 11.1 (and their updates)

References

http://labs.idefense.com/intelligence/vulnerabilities/display.php?id=875
http://secunia.com/advisories/40819
http://secunia.com/advisories/40821
http://support.citrix.com/article/CTX125976
http://labs.idefense.com/intelligence/vulnerabilities/display.php?id=875
http://secunia.com/advisories/40819
http://secunia.com/advisories/40821
http://support.citrix.com/article/CTX125976

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