Vulnerability Details : CVE-2013-4392
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.
Products affected by CVE-2013-4392
- cpe:2.3:a:systemd_project:systemd:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2013-4392
0.04%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 6 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2013-4392
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
3.3
|
LOW | AV:L/AC:M/Au:N/C:P/I:P/A:N |
3.4
|
4.9
|
NIST |
CWE ids for CVE-2013-4392
-
The product attempts to access a file based on the filename, but it does not properly prevent that filename from identifying a link or shortcut that resolves to an unintended resource.Assigned by: nvd@nist.gov (Primary)
References for CVE-2013-4392
-
http://www.openwall.com/lists/oss-security/2013/10/01/9
oss-security - Re: [CVE request] systemdMailing List;Third Party Advisory
-
https://bugzilla.redhat.com/show_bug.cgi?id=859060
859060 – (CVE-2013-4392) CVE-2013-4392 systemd: TOCTOU race condition when updating file permissions and SELinux security contextsIssue Tracking;Third Party Advisory
-
http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=725357
#725357 - CVE-2013-4392: TOCTOU race condition when updating file permissions and SELinux security contexts - Debian Bug report logsIssue Tracking;Third Party Advisory
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