CVE-2007-0844 Information

Description

The auth_via_key function in pam_ssh.c in pam_ssh before 1.92 when the allow_blank_passphrase option is disabled allows remote attackers to bypass authentication restrictions and use private encryption keys requiring a blank passphrase by entering a non-blank passphrase.

Reference

http://osvdb.org/33119 http://secunia.com/advisories/24061 http://sourceforge.net/project/shownotes.php?release_id=484376 http://www.securityfocus.com/bid/22461 http://www.vupen.com/english/advisories/2007/0524