CVE-2013-4343

Kernel: net: use-after-free TUNSETIFF

Severity Score

6.9

*CVSS v2

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

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.

Vulnerabilidad de uso despues de liberación en drivers/net/tun.c en el kernel Linux 3.11.1 permite a usuarios locales obtener privilegios aprovechado CAP_NET_ADMIN e introduciendo un nombre de interfaz tuntap inválido en una llamada TUNSETIFF ioctl.

*Credits: N/A

Attack Vector

Local

Attack Complexity

Medium

Authentication

None

Confidentiality

Complete

Integrity

Complete

Availability

Complete

Attack Vector

Local

Attack Complexity

Low

Authentication

Single

Confidentiality

Complete

Integrity

Complete

Availability

Complete

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2013-06-12 CVE Reserved
2013-09-25 CVE Published
2023-03-08 EPSS Updated
2024-08-06 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-399: Resource Management Errors
CWE-416: Use After Free

CAPEC

References (12)

URL	Tag	Source
http://marc.info/?l=linux-kernel&m=137889490510745&w=2	Mailing List
http://www.openwall.com/lists/oss-security/2013/09/12/3	Mailing List
http://www.spinics.net/lists/netdev/msg250066.html	Mailing List

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00071.html	2023-08-11
http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00039.html	2023-08-11
http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00048.html	2023-08-11
http://rhn.redhat.com/errata/RHSA-2013-1490.html	2023-08-11
http://www.ubuntu.com/usn/USN-2020-1	2023-08-11
http://www.ubuntu.com/usn/USN-2023-1	2023-08-11
http://www.ubuntu.com/usn/USN-2049-1	2023-08-11
https://bugzilla.redhat.com/show_bug.cgi?id=1007733	2013-10-31
https://access.redhat.com/security/cve/CVE-2013-4343	2013-10-31

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				>= 3.8 < 3.10.16 Search vendor "Linux" for product "Linux Kernel" and version " >= 3.8 < 3.10.16"		-		Affected
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				>= 3.11 < 3.11.5 Search vendor "Linux" for product "Linux Kernel" and version " >= 3.11 < 3.11.5"		-		Affected
Canonical Search vendor "Canonical"		Ubuntu Linux Search vendor "Canonical" for product "Ubuntu Linux"				13.04 Search vendor "Canonical" for product "Ubuntu Linux" and version "13.04"		-		Affected
Canonical Search vendor "Canonical"		Ubuntu Linux Search vendor "Canonical" for product "Ubuntu Linux"				13.10 Search vendor "Canonical" for product "Ubuntu Linux" and version "13.10"		-		Affected