CVE-2013-4343

Kernel: net: use-after-free TUNSETIFF

Severity Score

7.8

*CVSS v3

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

CVSS Scores

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

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