cve/2003/CVE-2003-0190.md

CVE-2003-0190

Description

OpenSSH-portable (OpenSSH) 3.6.1p1 and earlier with PAM support enabled immediately sends an error message when a user does not exist, which allows remote attackers to determine valid usernames via a timing attack.

POC

Reference

• http://lab.mediaservice.net/advisory/2003-01-openssh.txt
• http://marc.info/?l=bugtraq&m=105172058404810&w=2
• http://www.redhat.com/support/errata/RHSA-2003-222.html

Github

• https://github.com/0xdea/advisories
• https://github.com/0xdea/exploits
• https://github.com/Live-Hack-CVE/CVE-2003-0190
• https://github.com/Live-Hack-CVE/CVE-2003-1562
• https://github.com/octane23/CASE-STUDY-1