CVE-2006-7108 Auth bypass in n/a

Medium 4.1 Published 4 Mar 2007 Updated 7 Aug 2024

Attackers can bypass account management policies during Kerberos login sessions, allowing unauthorized access despite intended restrictions.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Local or same network only
Victim action needed: Not needed
Fix: Available

What is CVE-2006-7108?

CVE-2006-7108 is a medium-severity authentication bypass vulnerability in n/a, published on 4 Mar 2007. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

login in util-linux-2.12a skips pam_acct_mgmt and chauth_tok when authentication is skipped, such as when a Kerberos krlogin session has been established, which might allow users to bypass intended access policies that would be enforced by pam_acct_mgmt and chauth_tok.

Weakness: CWE-264

Which versions are affected by CVE-2006-7108?

It affects 1 product.

Linux distribution packages (8)

`util-linux` Red Hat:enterprise_linux:4::as	All versions	`0:2.12a-16.EL4.25`
`util-linux-debuginfo` Red Hat:enterprise_linux:4::as	All versions	`0:2.12a-16.EL4.25`
`util-linux` Red Hat:enterprise_linux:4::desktop	All versions	`0:2.12a-16.EL4.25`
`util-linux-debuginfo` Red Hat:enterprise_linux:4::desktop	All versions	`0:2.12a-16.EL4.25`
`util-linux` Red Hat:enterprise_linux:4::es	All versions	`0:2.12a-16.EL4.25`
`util-linux-debuginfo` Red Hat:enterprise_linux:4::es	All versions	`0:2.12a-16.EL4.25`
`util-linux` Red Hat:enterprise_linux:4::ws	All versions	`0:2.12a-16.EL4.25`
`util-linux-debuginfo` Red Hat:enterprise_linux:4::ws	All versions	`0:2.12a-16.EL4.25`

Products include Andries Brouwer Util-Linux.

How do I fix CVE-2006-7108?

Apply the vendor's patch.

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

Is CVE-2006-7108 being exploited?

There is no known exploitation of CVE-2006-7108 in the wild and no public exploit code.

Sources

Also known as DEBIAN-CVE-2006-7108, GHSA-224c-qxxc-fqx7, RHSA-2007:0235.