CVE-2006-6683 Auth bypass in n/a

High 7.8 Published 21 Dec 2006 Updated 16 Sep 2024

Attackers can bypass PAM restrictions to update user accounts, potentially escalating privileges or gaining unauthorized access.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2006-6683?

CVE-2006-6683 is a high-severity authentication bypass vulnerability in n/a, published on 21 Dec 2006. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

Pedro Lineu Orso chetcpasswd 2.4.1 and earlier verifies and updates user accounts via custom code that processes /etc/shadow and does not follow the PAM configuration, which might allow remote attackers to bypass intended restrictions implemented through PAM.

Weakness: CWE-264

Which versions are affected by CVE-2006-6683?

It affects 1 product.

Products include Pedro Lineu Orso Chetcpasswd.

How do I fix CVE-2006-6683?

No fix has been published for CVE-2006-6683 yet. Limit exposure of the affected software until one is available.

Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.

Is CVE-2006-6683 being exploited?

There is no known exploitation of CVE-2006-6683 in the wild and no public exploit code.

Sources

Also known as GHSA-rqrq-c7rw-wmc4.