CVE-2015-8308 Auth bypass in n/a

High 7.8 Published Updated

Local users can bypass X server authentication due to missing -auth flag in LXDM, allowing unauthorized access to graphical sessions.

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-2015-8308?

CVE-2015-8308 is a high-severity authentication bypass vulnerability in n/a, published on 24 Aug 2017. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

LXDM before 0.5.2 did not start X server with -auth, which allows local users to bypass authentication with X connections.

Weakness: CWE-287

Which versions are affected by CVE-2015-8308?

It affects 1 product.

Products include Lxdm Project Lxdm.

How do I fix CVE-2015-8308?

Upgrade to a fixed version.

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

Is CVE-2015-8308 being exploited?

There is no known exploitation of CVE-2015-8308 in the wild and no public exploit code.

Sources

Also known as DEBIAN-CVE-2015-8308, GHSA-fchm-m3gc-4jjg.

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