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Blue Coat K9 Web Protection Multiple Buffer Overflow Vulnerabilities
Information
Severity
Severity
Family
Family
CVSSv2 Base
CVSSv2 Base
CVSSv2 Vector
CVSSv2 Vector
Solution Type
Solution Type
Created
Created
Modified
Modified
Summary
This host is installed with Blue Coat K9 Web Protection, which is prone to stack based buffer overflow vulnerability.
Insight
Insight
The flaws exist due to errors in filter services (k9filter.exe) when handling - http version information in responses from a centralised server (sp.cwfservice.net). - Referer: headers during access to the web-based K9 Web Protection Administration interface.
Affected Software
Affected Software
Blue Coat K9 Web Protection versions 3.2.44 and prior on Windows (All)
Solution
Solution
No known solution was made available for at least one year since the disclosure of this vulnerability. Likely none will be provided anymore. General solution options are to upgrade to a newer release, disable respective features, remove the product or replace the product by another one.