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Blue Coat K9 Web Protection Multiple Buffer Overflow Vulnerabilities

Information

Severity

Severity

Medium

Family

Family

Buffer overflow

CVSSv2 Base

CVSSv2 Base

6.4

CVSSv2 Vector

CVSSv2 Vector

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

Solution Type

Solution Type

Vendor Wont Fix

Created

Created

14 years ago

Modified

Modified

3 years ago

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.

Common Vulnerabilities and Exposures (CVE)