CVE-2013-4343

Severity CVSS v4.0:

Pending analysis

Type:

CWE-399 Resource Management Errors

Publication date:

25/09/2013

Last modified:

11/04/2025

Description

Use-after-free vulnerability in drivers/net/tun.c in the Linux kernel through 3.11.1 allows local users to gain privileges by leveraging the CAP_NET_ADMIN capability and providing an invalid tuntap interface name in a TUNSETIFF ioctl call.

Impact

Vector 2.0

AV:L/AC:M/Au:N/C:C/I:C/A:C CVSS v2.0 Severity and Metrics:

Base Score: 6.90 MEDIUM
Vector: AV:L/AC:M/Au:N/C:C/I:C/A:C

Attack Vector (AV): Local
Attack Complexity (AC): Medium
Authentication (Au): None
Confidentiality (C): Complete
Integrity (I): Complete
Availability (A): Complete

Base Score 2.0

6.90

Severity 2.0

MEDIUM

Vulnerable products and versions

CPE	From	Up to
cpe:2.3:o:linux:linux_kernel::::::::	3.8 (including)	3.10.16 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	3.11 (including)	3.11.5 (excluding)
cpe:2.3:o:canonical:ubuntu_linux:13.04:::::::*
cpe:2.3:o:canonical:ubuntu_linux:13.10:::::::*

To consult the complete list of CPE names with products and versions, see this page

CVE-2013-4343

Description

Impact

Vulnerable products and versions

References to Advisories, Solutions, and Tools