CVE-2013-4300

Name: CVE-2013-4300
Creator: NVD / NIST
Published: 2013-09-25T10:31:29.16+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 0.42%

Last modified Jun 16, 2026

CVE-2013-4300 is a vulnerability of currently unknown severity. The scm_check_creds function in net/core/scm.c in the Linux kernel before 3.11 performs a capability check in an incorrect namespace, which allows local users to gain privileges via PID spoofing.. EPSS estimates a 0.42% chance of exploitation in the next 30 days.

Description

The scm_check_creds function in net/core/scm.c in the Linux kernel before 3.11 performs a capability check in an incorrect namespace, which allows local users to gain privileges via PID spoofing.

Metrics

EPSS Probability

0.42%

33.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-264

Affected Software

Vendor	Product	Versions	Update
Linux	Linux Kernel	>= 3.8.6, < 3.9	—
Linux	Linux Kernel	3.9	Rc1

References

http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=d661684cf6820331feae71146c35da83d794467eBroken Link
http://www.openwall.com/lists/oss-security/2013/09/05/3Exploit, Mailing List, Patch
http://www.ubuntu.com/usn/USN-1995-1Third Party Advisory, VDB Entry
http://www.ubuntu.com/usn/USN-1998-1Third Party Advisory, VDB Entry
https://bugzilla.redhat.com/show_bug.cgi?id=1004736Exploit, Issue Tracking, Patch
https://github.com/torvalds/linux/commit/d661684cf6820331feae71146c35da83d794467eExploit, Patch
https://www.kernel.org/pub/linux/kernel/v3.x/patch-3.11.bz2Patch
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=d661684cf6820331feae71146c35da83d794467eBroken Link
http://www.openwall.com/lists/oss-security/2013/09/05/3Exploit, Mailing List, Patch
http://www.ubuntu.com/usn/USN-1995-1Third Party Advisory, VDB Entry
http://www.ubuntu.com/usn/USN-1998-1Third Party Advisory, VDB Entry
https://bugzilla.redhat.com/show_bug.cgi?id=1004736Exploit, Issue Tracking, Patch
https://github.com/torvalds/linux/commit/d661684cf6820331feae71146c35da83d794467eExploit, Patch
https://www.kernel.org/pub/linux/kernel/v3.x/patch-3.11.bz2Patch

Timeline

Published: Sep 25, 2013
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2013-4300?

The scm_check_creds function in net/core/scm.c in the Linux kernel before 3.11 performs a capability check in an incorrect namespace, which allows local users to gain privileges via PID spoofing.

How severe is CVE-2013-4300?

Severity scoring for CVE-2013-4300 is pending analysis. The EPSS model estimates a 0.42% probability of exploitation in the next 30 days.

How do I fix CVE-2013-4300?

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-2013-4300?

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

Scan your code now

Source: NVD / NIST