CVE-2009-1273 Information disclosure in n/a
Remote attackers can enumerate valid usernames via distinct error messages in the pam_ssh module when SSH support is enabled.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2009-1273?
CVE-2009-1273 is a medium-severity vulnerability in n/a, published on 8 Apr 2009. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
pam_ssh 1.92 and possibly other versions, as used when PAM is compiled with USE=ssh, generates different error messages depending on whether the username is valid or invalid, which makes it easier for remote attackers to enumerate usernames.
Weakness: CWE-255
Which versions are affected by CVE-2009-1273?
It affects 1 product.
Products include Andrew J.korty Pam Ssh.
How do I fix CVE-2009-1273?
Apply the vendor's patch.
Is CVE-2009-1273 being exploited?
There is no known exploitation of CVE-2009-1273 in the wild and no public exploit code.
Sources
Also known as DEBIAN-CVE-2009-1273, GHSA-hcjw-5x4c-67px, openSUSE-SU-2024:10464-1.