Linux Kernel 3.0.62 l2tp_ip6_getname information disclosure

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
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CTI Interest Score
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4.0$0-$5k0.00

Summaryinfo

A vulnerability labeled as problematic has been found in Linux Kernel 3.0.62. Affected is the function l2tp_ip6_getname. Executing a manipulation can lead to information disclosure. This vulnerability is handled as CVE-2012-6543. There is not any exploit available.

Detailsinfo

A vulnerability classified as problematic was found in Linux Kernel 3.0.62 (Operating System). This vulnerability affects the function l2tp_ip6_getname. 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:

The l2tp_ip6_getname function in net/l2tp/l2tp_ip6.c in the Linux kernel before 3.6 does not initialize a certain structure member, which allows local users to obtain sensitive information from kernel stack memory via a crafted application.

The weakness was released 03/15/2013 (Website). The advisory is available at kernel.org. This vulnerability was named CVE-2012-6543 since 03/14/2013. Local access is required to approach this attack. No form of authentication is required for a successful exploitation. Technical details are known, but there is no available exploit. This vulnerability is assigned to T1592 by the MITRE ATT&CK project.

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

Entries connected to this vulnerability are available at VDB-63772, VDB-63771, VDB-63770 and VDB-63769. Once again VulDB remains the best source for vulnerability data.

Productinfo

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Version

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Website

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

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

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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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Patch: 04d4fbca1017c11381e7d82acea21dd741e748bc

Timelineinfo

03/14/2013 🔍
03/15/2013 +1 days 🔍
03/15/2013 +0 days 🔍
03/24/2015 +739 days 🔍
01/01/2022 +2475 days 🔍

Sourcesinfo

Vendor: kernel.org

Advisory: 04d4fbca1017c11381e7d82acea21dd741e748bc
Status: Not defined
Confirmation: 🔍

CVE: CVE-2012-6543 (🔍)
GCVE (CVE): GCVE-0-2012-6543
GCVE (VulDB): GCVE-100-63766
See also: 🔍

Entryinfo

Created: 03/24/2015 12:22
Updated: 01/01/2022 08:37
Changes: 03/24/2015 12:22 (47), 04/14/2019 12:53 (2), 01/01/2022 08:37 (5)
Complete: 🔍
Cache ID: 216:614:103

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