What’s Vulnerable › Vulnerabilities

CVE-2010-5144

• Severity: medium (CVSS 4.3 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.5% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2012-08-23 · updated 2026-06-16
• Weakness: CWE-264

Description

The ISAPI Filter plug-in in Websense Enterprise, Websense Web Security, and Websense Web Filter 6.3.3 and earlier, when used in conjunction with a Microsoft ISA or Microsoft Forefront TMG server, allows remote attackers to bypass intended filtering and monitoring activities for web traffic via an HTTP Via header.

Affected products

• Websense: through 6.3.3; 6.3.0, 6.3.1
• Websense Web Filter: through 6.3.3; 6.3.0, 6.3.1
• Websense Web Security: 6.3.0, 6.3.1, 6.3.3

References

• http://archives.neohapsis.com/archives/fulldisclosure/2010-05/0376.html
• http://mrhinkydink.blogspot.com/2010/05/websense-633-via-bypass.html
• http://www.websense.com/support/article/t-kbarticle/Web-Security-Vulnerability-Microsoft-ISA-Server-Integrations
• http://archives.neohapsis.com/archives/fulldisclosure/2010-05/0376.html
• http://mrhinkydink.blogspot.com/2010/05/websense-633-via-bypass.html
• http://www.websense.com/support/article/t-kbarticle/Web-Security-Vulnerability-Microsoft-ISA-Server-Integrations

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