CVE-2014-7271 Auth bypass in n/a

High 7.8 Published Updated

Local attackers can bypass authentication to log in as the sddm user, potentially escalating privileges or accessing sensitive data.

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-2014-7271?

CVE-2014-7271 is a high-severity authentication bypass vulnerability in Fedoraproject Fedora, published on 8 Mar 2018. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Simple Desktop Display Manager (SDDM) before 0.10.0 allows local users to log in as user "sddm" without authentication.

Weakness: CWE-306

Which versions are affected by CVE-2014-7271?

It affects 2 products.

Products include Fedoraproject Fedora, Sddm Project Sddm.

How do I fix CVE-2014-7271?

Upgrade to a fixed version.

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

Is CVE-2014-7271 being exploited?

There is no known exploitation of CVE-2014-7271 in the wild and no public exploit code.

All Fedoraproject Fedora vulnerabilities

Sources

Also known as DEBIAN-CVE-2014-7271, GHSA-p422-626h-2hv4.

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