CVE-2012-5975
SSH Tectia Server 6.0.4-6.3.2 - Authentication Bypass via Blank Password
Title source: llmExploitation Summary
EIP tracks 3 public exploits for CVE-2012-5975.
PoCs published by Metasploit, kingcope, kingcope, bperry, sinn3r, including Metasploit module exploits/unix/ssh/tectia_passwd_changereq.
AI-analyzed exploit summary This Metasploit module exploits CVE-2012-5975, a vulnerability in Tectia SSH server allowing unauthenticated root access via a malformed USERAUTH password change request before authentication.
Description
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.
Exploits (3)
This Metasploit module exploits CVE-2012-5975, a vulnerability in Tectia SSH server allowing unauthenticated root access via a malformed USERAUTH password change request before authentication.
This is a writeup describing an authentication bypass vulnerability in SSH Tectia Server. The flaw allows an attacker with a valid username to log in without a password by exploiting a bug in the SSH USERAUTH CHANGE REQUEST routine.
This Metasploit module exploits CVE-2012-5975 in Tectia SSH server by sending a malformed SSH2_MSG_USERAUTH_PASSWD_CHANGEREQ request before authentication, allowing root access without credentials.