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thttpd < 2.05 If-Modified-Since Header Remote Overflow

Medium

Synopsis

The remote host is vulnerable to a buffer overflow.

Description

The remote thttpd server is vulnerable to a stack overflow when it is issued a malformed HTTP header. An attacker may use this bug to run arbitrary code on the remote server, with the privileges of the thttpd daemon (typically root or nobody).

Solution

Upgrade to thttpd 2.05 or higher.