What is CVE-2013-4300?

CVE-2013-4300 is a High severity Linux kernel vulnerability with a CVSS score of 7.2 out of 10, classified as a Permissions, Privileges and Access Control flaw (CWE-264). CVE-2013-4300 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2013-4300?

CVE-2013-4300 has a CVSS score of 7.2 out of 10, rated High severity. The vector string is AV:L/AC:L/Au:N/C:C/I:C/A:C.

Is there a patch available for CVE-2013-4300?

No patch is currently available for CVE-2013-4300. Monitor the NIST NVD and your Linux distribution's security advisories for updates.

Is CVE-2013-4300 actively exploited?

CVE-2013-4300 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is Permissions, Privileges and Access Control (CWE-264)?

Weaknesses in this category are related to the management of permissions, privileges, and access controls. See MITRE CWE for full details: https://cwe.mitre.org/data/definitions/264.html

CVE-2013-4300

High

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.

Package Linux Kernel

Published 2013-09-25

Last modified 2026-04-29

CVSS version 2.0

Patch available

Awaiting data

CVSS 2.0 score

7.2

out of 10

High

Attack Vector

Local

Attack Complexity

Low

Privileges Required

User Interaction

Scope

Confidentiality

Low

Integrity

Availability

Vector string

AV:L/AC:L/Au:N/C:C/I:C/A:C

Weakness type

CWE-264

CVE-2013-4300 is a Permissions, Privileges and Access Control vulnerability

What is Permissions, Privileges and Access Control?

Weaknesses in this category are related to the management of permissions, privileges, and access controls. Learn more on MITRE CWE

References

The following references provide additional information about CVE-2013-4300 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.

Ubuntu Security
http://www.ubuntu.com/usn/USN-1995-1

Third Party Advisory VDB Entry
Ubuntu Security
http://www.ubuntu.com/usn/USN-1998-1

Third Party Advisory VDB Entry
Kernel patch commit
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=d661684cf6820331feae71146c35da83d794467e
Patch
Kernel patch commit
http://www.openwall.com/lists/oss-security/2013/09/05/3
Patch
Kernel patch commit
https://bugzilla.redhat.com/show_bug.cgi?id=1004736
Patch

5 patch commits total View all on NVD

Details

CVE ID CVE-2013-4300

Severity High

CVSS score 7.2 / 10

CVSS version 2.0

Published 2013-09-25

Modified 2026-04-29

KEV No

Patch Awaiting data

Package linux

Frequently asked questions

What is CVE-2013-4300?

CVE-2013-4300 is a High severity Linux kernel vulnerability with a CVSS score of 7.2 out of 10 , classified as a Permissions, Privileges and Access Control flaw (CWE-264) . CVE-2013-4300 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2013-4300?

CVE-2013-4300 has a CVSS score of 7.2 out of 10, rated High severity (CVSS 2.0). The vector string is AV:L/AC:L/Au:N/C:C/I:C/A:C.
Is there a patch available for CVE-2013-4300?

No patch is currently available for CVE-2013-4300. Monitor the NIST NVD and your Linux distribution's security advisories for updates.
Is CVE-2013-4300 actively exploited?

No — CVE-2013-4300 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.
What is Permissions, Privileges and Access Control (CWE-264)?

Weaknesses in this category are related to the management of permissions, privileges, and access controls. View CWE-264 on MITRE CWE →