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CVE-2013-4327

nvd nist
Published: Oct 3, 2013Modified: Apr 29, 2026

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6.9
Vector
AV:L/AC:M/Au:N/C:C/I:C/A:C
Exploitability: 3.4 / Impact: 10.0
Source: NVD

Description

systemd 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 (3)

Systemd Project
1 product
Systemd
Debian
1 product
Debian Linux
Canonical
1 product
Ubuntu Linux
Configuration A
1 vulnerable
Vulnerable SoftwareAffected Versions
Systemd
Up to 207
Configuration B
1 vulnerable
Vulnerable SoftwareAffected Versions
Debian Linux
Version 7.0
Configuration C
1 vulnerable
Vulnerable SoftwareAffected Versions
Ubuntu Linux
Version 13.04

Related CWEs

CWE-362
Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
The product contains a code sequence that can run concurrently with other code, and the code sequence requires temporary, exclusive access to a shared resource, but a timing window exists in which the shared resource can be modified by another code sequence that is operating concurrently.

References (8)

Source: secalert@redhat.com
Third Party Advisory
Source: secalert@redhat.com
Mailing ListThird Party Advisory
Source: secalert@redhat.com
Vendor Advisory
Source: secalert@redhat.com
Issue TrackingPatchThird Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Mailing ListThird Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Issue TrackingPatchThird Party Advisory

Timeline

No history available yet.