Vulnerability Monitor

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CVE-2009-3936

Unspecified vulnerability in Citrix Online Plug-in for Windows 11.0.x before 11.0.150 and 11.x before 11.2, Online Plug-in for Mac before 11.0, Receiver for iPhone before 1.0.3, and ICA Java, Mac, UNIX, and Windows Clients for XenApp and XenDesktop allows remote attackers to impersonate the SSL/TLS server and bypass authentication via a crafted certificate, a different vulnerability than CVE-2009-3555.

Security Impact Summary

CVE-2009-3936 is a security vulnerability that . Impacting 3 products from citrix, from citrix, from citrix organizations running these solutions should prioritize assessment and patching.

Historical Context

Originally identified in 2009, this vulnerability predates many modern security frameworks and practices. The vulnerability landscape of that era was characterized by different threat models and less mature defense mechanisms compared to contemporary standards.

Published

2009-11-13T16:30:00.233

Last Modified

2025-04-09T00:30:58.490

Status

Deferred

Source

[email protected]

Severity

CVSSv2: 5.8 (MEDIUM)

CVSSv2 Vector

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

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

Exploitability Score

8.6

Impact Score

4.9

Weaknesses

Type: Primary
CWE-310

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	citrix	online_plug-in_for_mac	≤ 10.0	Yes
Application	citrix	online_plug-in_for_windows	≤ 11.2	Yes
Application	citrix	online_plug-in_for_windows	11.0	Yes
Application	citrix	online_plug-in_for_windows	11.1	Yes
Application	citrix	receiver_for_iphone	≤ 1.0	Yes

References

http://secunia.com/advisories/37319 Vendor Advisory ([email protected])
http://support.citrix.com/article/CTX123248 Patch, Vendor Advisory ([email protected])
http://www.securityfocus.com/bid/37073 ([email protected])
http://www.securitytracker.com/id?1023168 ([email protected])
http://www.vupen.com/english/advisories/2009/3206 Patch, Vendor Advisory ([email protected])
https://exchange.xforce.ibmcloud.com/vulnerabilities/54213 ([email protected])
http://secunia.com/advisories/37319 Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://support.citrix.com/article/CTX123248 Patch, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/bid/37073 (af854a3a-2127-422b-91ae-364da2661108)
http://www.securitytracker.com/id?1023168 (af854a3a-2127-422b-91ae-364da2661108)
http://www.vupen.com/english/advisories/2009/3206 Patch, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://exchange.xforce.ibmcloud.com/vulnerabilities/54213 (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.