CVE-2012-5975 in Tectia SSH Server

Summary

The SSH USERAUTH CHANGE REQUEST feature in SSH Tectia Server 6.0.4 through 6.0.20, 6.1.0 through 6.1.12, 6.2.0 through 6.2.5, and 6.3.0 through 6.3.2 on UNIX and Linux, when old-style password authentication is enabled, allows remote attackers to bypass authentication via a crafted session involving entry of blank passwords, as demonstrated by a root login session from a modified OpenSSH client with an added input_userauth_passwd_changereq call in sshconnect2.c.

Reservation

11/21/2012

Disclosure

12/04/2012

Entries

VulDB provides additional information and datapoints for this CVE:

ID	Vulnerability	CWE	Exp	Cou	CVE
7077	Tectia SSH Server SSH USERAUTH CHANGE REQUEST sshconnect2.c input_userauth_passwd_changereq improper authentication	287	High	Workaround	CVE-2012-5975