What’s Vulnerable › Vulnerabilities

CVE-2013-4326

• Severity: medium (CVSS 4.6 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2013-10-03 · updated 2026-06-16
• Weakness: CWE-264

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.

Affected products

• Lennart Poettering Rkit: 0.5
• Red Hat Enterprise Linux: 6.0

References

• http://lists.opensuse.org/opensuse-updates/2013-10/msg00022.html
• http://lists.opensuse.org/opensuse-updates/2013-10/msg00051.html
• http://rhn.redhat.com/errata/RHSA-2013-1282.html
• http://www.openwall.com/lists/oss-security/2013/09/18/6
• https://bugzilla.redhat.com/show_bug.cgi?id=1006677
• http://lists.opensuse.org/opensuse-updates/2013-10/msg00022.html
• http://lists.opensuse.org/opensuse-updates/2013-10/msg00051.html
• http://rhn.redhat.com/errata/RHSA-2013-1282.html
• http://www.openwall.com/lists/oss-security/2013/09/18/6
• https://bugzilla.redhat.com/show_bug.cgi?id=1006677

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