Permissions, Privileges, and Access Controls in xorg-server and Opensuse - CVE-2015-3164

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Main Vulnerability Database Vulnerabilities #VU40706

Permissions, Privileges, and Access Controls in xorg-server and Opensuse - CVE-2015-3164

Published: July 1, 2015 / Updated: August 9, 2020


Vulnerability identifier: #VU40706
CSH Severity: Medium
CVSS v4: 5.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2015-3164
CWE-ID: CWE-264
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote non-authenticated attacker to read and manipulate data.

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.


Affected software

xorg-server
Opensuse
Fedora
xorg-x11-server

How to mitigate CVE-2015-3164

Install update from vendor's website.

xorg-x11-server - addressed in versions 1.17.1-15.fc22, 1.17.1-16.fc22, 1.17.2-1.fc22

External References

Related Security Bulletins