CVE-2010-4176 Misconfiguration in n/a

Medium 4.0 Published 7 Dec 2010 Updated 7 Aug 2024

Weak permissions on /dev/systty allow authenticated local users to read terminal data from tty0.

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-2010-4176?

CVE-2010-4176 is a medium-severity vulnerability in n/a, published on 7 Dec 2010. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

plymouth-pretrigger.sh in dracut and udev, when running on Fedora 13 and 14, sets weak permissions for the /dev/systty device file, which allows remote authenticated users to read terminal data from tty0 for local users.

Weakness: CWE-276

Which versions are affected by CVE-2010-4176?

It affects 2 products.

Products include Dracut Project Dracut, Udev Project Udev.

How do I fix CVE-2010-4176?

Apply the vendor's patch.

Is CVE-2010-4176 being exploited?

There is no known exploitation of CVE-2010-4176 in the wild and no public exploit code.

Sources

Also known as GHSA-xg2p-fxvr-rv48, MINI-64h9-xg57-7f7f.