Linux Kernel 3.0.62 net/xfrm/xfrm_user.c information disclosure

CVSS Meta Temp Score
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CTI Interest Score
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4.0$0-$5k0.00

Summaryinfo

A vulnerability was found in Linux Kernel 3.0.62 and classified as problematic. This issue affects some unknown processing of the file net/xfrm/xfrm_user.c. Executing a manipulation can lead to information disclosure. This vulnerability is registered as CVE-2012-6537. No exploit is available.

Detailsinfo

A vulnerability has been found in Linux Kernel 3.0.62 (Operating System) and classified as problematic. This vulnerability affects an unknown code of the file net/xfrm/xfrm_user.c. The manipulation with an unknown input leads to a information disclosure vulnerability. The CWE definition for the vulnerability is CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. As an impact it is known to affect confidentiality. CVE summarizes:

net/xfrm/xfrm_user.c in the Linux kernel before 3.6 does not initialize certain structures, which allows local users to obtain sensitive information from kernel memory by leveraging the CAP_NET_ADMIN capability.

The weakness was published 03/15/2013 (Website). The advisory is shared for download at kernel.org. This vulnerability was named CVE-2012-6537 since 03/14/2013. The attack needs to be approached locally. No form of authentication is required for a successful exploitation. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1592.

The vulnerability scanner Nessus provides a plugin with the ID 68807 (Oracle Linux 6 : kernel (ELSA-2013-0744)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Oracle Linux Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 166783 (SUSE Enterprise Linux Security Update for Linux Kernel (SUSE-SU-2014:0287-1)).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the databases at X-Force (82860), Tenable (68807), SecurityFocus (BID 58426†) and Vulnerability Center (SBV-39435†). Similar entries are available at VDB-5386, VDB-5571, VDB-5582 and VDB-5656. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.0
VulDB Meta Temp Score: 4.0

VulDB Base Score: 4.0
VulDB Temp Score: 4.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Information disclosure
CWE: CWE-200 / CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 68807
Nessus Name: Oracle Linux 6 : kernel (ELSA-2013-0744)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

OpenVAS ID: 892668
OpenVAS Name: Debian Security Advisory DSA 2668-1 (linux-2.6 - privilege escalation/denial of service/information leak
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Patch: 1f86840f897717f86d523a13e99a447e6a5d2fa5

Timelineinfo

03/05/2013 🔍
03/14/2013 +9 days 🔍
03/15/2013 +1 days 🔍
03/15/2013 +0 days 🔍
05/06/2013 +52 days 🔍
07/12/2013 +67 days 🔍
03/24/2015 +620 days 🔍
01/01/2022 +2475 days 🔍

Sourcesinfo

Vendor: kernel.org

Advisory: RHSA-2013:0744
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2012-6537 (🔍)
GCVE (CVE): GCVE-0-2012-6537
GCVE (VulDB): GCVE-100-63760

OVAL: 🔍

X-Force: 82860
SecurityFocus: 58426
Vulnerability Center: 39435 - Linux Kernel Before 3.6 Local Information Disclosure Vulnerability (CVE-2012-6537), Low

See also: 🔍

Entryinfo

Created: 03/24/2015 12:22
Updated: 01/01/2022 08:07
Changes: 03/24/2015 12:22 (67), 04/28/2017 18:13 (3), 01/01/2022 07:55 (5), 01/01/2022 08:00 (1), 01/01/2022 08:07 (2)
Complete: 🔍
Cache ID: 216::103

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