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OpenSSH < 3.7 buffer_append_space Function Overflow

Critical

Synopsis

The remote host is vulnerable to an flaw that allows attackers to execute arbitrary commands.

Description

The remote host is running a version of OpenSSH that is vulnerable to a flaw in the buffer handling functions which may possibly leading to command execution.

Note: PVS has solely relied on the banner of the SSH client to perform this check. Any backported patches or workarounds such as recompiling or edited configurations are not observable through the banner.

Solution

Upgrade to OpenSSH 3.7 or higher.