CVE-2013-4235

Name: CVE-2013-4235
Creator: NVD / NIST
Published: 2019-12-03T15:15:10.963+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 4.7/10EPSS 0.31%

Last modified Jun 16, 2026

CVE-2013-4235 is a medium-severity vulnerability rated 4.7/10 on the CVSS scale. shadow: TOCTOU (time-of-check time-of-use) race condition when copying and removing directory trees. EPSS estimates a 0.31% chance of exploitation in the next 30 days.

Description

shadow: TOCTOU (time-of-check time-of-use) race condition when copying and removing directory trees

Metrics

CVSS 3.1

4.7/10

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:N

EPSS Probability

0.31%

22.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-367

Affected Software

Vendor	Product	Versions
Debian	Shadow	All versions
Debian	Debian Linux	8.0
Debian	Debian Linux	9.0
Debian	Debian Linux	10.0
Fedoraproject	Fedora	16
Fedoraproject	Fedora	17
Redhat	Enterprise Linux	5
Redhat	Enterprise Linux	6.0

References

https://access.redhat.com/security/cve/cve-2013-4235Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2013-4235Issue Tracking, Third Party Advisory
https://lists.apache.org/thread.html/rf9fa47ab66495c78bb4120b0754dd9531ca2ff0430f6685ac9b07772%40%3Cdev.mina.apache.org%3E
https://security-tracker.debian.org/tracker/CVE-2013-4235Third Party Advisory
https://security.gentoo.org/glsa/202210-26Third Party Advisory
https://access.redhat.com/security/cve/cve-2013-4235Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2013-4235Issue Tracking, Third Party Advisory
https://lists.apache.org/thread.html/rf9fa47ab66495c78bb4120b0754dd9531ca2ff0430f6685ac9b07772%40%3Cdev.mina.apache.org%3E
https://security-tracker.debian.org/tracker/CVE-2013-4235Third Party Advisory
https://security.gentoo.org/glsa/202210-26Third Party Advisory

Timeline

Published: Dec 3, 2019
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2013-4235?

shadow: TOCTOU (time-of-check time-of-use) race condition when copying and removing directory trees

How severe is CVE-2013-4235?

CVE-2013-4235 has a CVSS score of 4.7/10 (MEDIUM severity). The EPSS model estimates a 0.31% probability of exploitation in the next 30 days.

How do I fix CVE-2013-4235?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2013-4235?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST