CVE-2015-3164 Auth bypass in n/a

Low 3.6 Published Updated

Local attackers can bypass authentication to read or modify data from arbitrary X11 clients due to XWayland starting in non-authenticating mode.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Local or same network only
Victim action needed
Not needed
Fix
Available

What is CVE-2015-3164?

CVE-2015-3164 is a low-severity authentication bypass vulnerability in Opensuse Opensuse, published on 1 Jul 2015. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

The authentication setup in XWayland 1.16.x and 1.17.x before 1.17.2 starts the server in non-authenticating mode, which allows local users to read from or send information to arbitrary X11 clients via vectors involving a UNIX socket.

Weakness: CWE-264

Which versions are affected by CVE-2015-3164?

It affects 3 products.

Products include Opensuse Opensuse, X.org X Server, X.org Xorg-Server.

How do I fix CVE-2015-3164?

Upgrade to a fixed version.

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

Is CVE-2015-3164 being exploited?

There is no known exploitation of CVE-2015-3164 in the wild and no public exploit code.

All Opensuse Opensuse vulnerabilities

Sources

Also known as CVE-2015-3168, DEBIAN-CVE-2015-3164, GHSA-fww3-c3xq-2xqg, MGASA-2015-0316.

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