CVE-2013-4326

MEDIUM 4.6CVE-2013-4326 · Published 03/10/2013 · updated 16/06/2026

In short

CVE-2013-4326 is a MEDIUM (CVSS 4.6) vulnerability affecting rkit (lennart poettering).
Chance of exploitation in the next 30 days (EPSS): 0.37%, higher than 31.6% of all vulnerabilities.
No patched version is listed yet: follow the vendor's advisory in References.

Package	Affected versions	Patched versions
rkit lennart_poettering	`= 0.5`	No fix yet

Description

RealtimeKit (aka rtkit) 0.5 does not properly use D-Bus for communication with a polkit authority, which allows local users to bypass intended access restrictions by leveraging a PolkitUnixProcess PolkitSubject race condition via a (1) setuid process or (2) pkexec process, a related issue to CVE-2013-4288.

References

lists.opensuse.org/opensuse-updates/2013-10/msg00022.html
lists.opensuse.org/opensuse-updates/2013-10/msg00051.html
rhn.redhat.com/errata/RHSA-2013-1282.html
openwall.com/lists/oss-security/2013/09/18/6
bugzilla.redhat.com/show_bug.cgi · Patch

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