Permissions, Privileges, and Access Controls in libvirt - CVE-2013-4311

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Main Vulnerability Database Vulnerabilities #VU32594

Permissions, Privileges, and Access Controls in libvirt - CVE-2013-4311

Published: October 4, 2013 / Updated: July 28, 2020


Vulnerability identifier: #VU32594
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2013-4311
CWE-ID: CWE-264
Exploitation vector: Local access
Exploit availability: No public exploit available
Vendor: libvirt.org
Affected software:
libvirt

Detailed vulnerability description

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

libvirt 1.0.5.x before 1.0.5.6, 0.10.2.x before 0.10.2.8, and 0.9.12.x before 0.9.12.2 allows local users to bypass intended access restrictions by leveraging a PolkitUnixProcess PolkitSubject race condition in pkcheck via a (1) setuid process or (2) pkexec process, a related issue to CVE-2013-4288.


How to mitigate CVE-2013-4311

Install update from vendor's website.

Sources