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CVE-2013-4392

Impact:
Moderate
Public Date:
2013-09-23
CWE:
CWE-367
Bugzilla:
859060: CVE-2013-4392 systemd: TOCTOU race condition when updating file permissions and SELinux security contexts

The MITRE CVE dictionary describes this issue as:

systemd, when updating file permissions, allows local users to change the permissions and SELinux security contexts for arbitrary files via a symlink attack on unspecified files.

Find out more about CVE-2013-4392 from the MITRE CVE dictionary dictionary and NIST NVD.

CVSS v2 metrics

NOTE: The following CVSS v2 metrics and score provided are preliminary and subject to review.

Base Score 3.3
Base Metrics AV:L/AC:M/Au:N/C:P/I:P/A:N
Access Vector Local
Access Complexity Medium
Authentication None
Confidentiality Impact Partial
Integrity Impact Partial
Availability Impact None

Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).

Affected Packages State

Platform Package State
Red Hat Enterprise Linux 7 systemd Will not fix

Acknowledgements

This issue was discovered by Florian Weimer of the Red Hat Product Security Team.

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