CVE-2013-4311
MEDIUM severity · CVSS 4.6 · CWE-264
4.6CVSS MEDIUM
Summary
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.
Impact & exploitability
Attack vectorLocal
Attack complexityLow
Privileges required—
User interaction—
Confidentiality impact—
Integrity impact—
Availability impact—
Exploit probability (EPSS)0%
AV:L/AC:L/Au:N/C:P/I:P/A:P
Affected products we track (1)
Recommendation
Apply the vendor fix in your normal patch cycle. Open any affected product above for its exact safe version.
Official patch: http://wiki.libvirt.org/page/Maintenance_Releases ↗
Additional information
- NVD record
- http://wiki.libvirt.org/page/Maintenance_ReleasesPatch
- http://rhn.redhat.com/errata/RHSA-2013-1272.htmlAdvisory
- http://www.ubuntu.com/usn/USN-1954-1Advisory
- http://lists.opensuse.org/opensuse-updates/2013-10/msg00023.html
- http://lists.opensuse.org/opensuse-updates/2013-10/msg00024.html
- http://rhn.redhat.com/errata/RHSA-2013-1460.html
- http://www.openwall.com/lists/oss-security/2013/09/18/6