CVE-2008-3789 Missing authorization in n/a

Low 2.1 Published 27 Aug 2008 Updated 7 Aug 2024

Local attackers can modify Unix group memberships due to weak file permissions in Samba, leading to privilege escalation.

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-2008-3789?

CVE-2008-3789 is a low-severity missing authorization vulnerability in Samba Samba, published on 27 Aug 2008. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Samba 3.2.0 uses weak permissions (0666) for the (1) group_mapping.tdb and (2) group_mapping.ldb files, which allows local users to modify the membership of Unix groups.

Weakness: CWE-732

Which versions are affected by CVE-2008-3789?

It affects 1 product.

Products include Samba Samba.

How do I fix CVE-2008-3789?

Upgrade to a fixed version.

Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.

Is CVE-2008-3789 being exploited?

There is no known exploitation of CVE-2008-3789 in the wild and no public exploit code.

All Samba Samba vulnerabilities

Sources

Also known as DEBIAN-CVE-2008-3789, DTSA-161-1, ECHO-00a7-2e30-88c4, GHSA-2x4j-x774-w5j9.