Linux Kernel 3.0.62 net/socket.c dev_ifconf information disclosure
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
4.0 | $0-$5k | 0.00 |
A vulnerability was found in Linux Kernel 3.0.62 (Operating System). It has been classified as problematic. Affected is the function dev_ifconf
of the file net/socket.c. The manipulation with an unknown input leads to a information disclosure vulnerability. CWE is classifying the issue as CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. This is going to have an impact on confidentiality. CVE summarizes:
The dev_ifconf function in net/socket.c in the Linux kernel before 3.6 does not initialize a certain structure, which allows local users to obtain sensitive information from kernel stack memory via a crafted application.
The weakness was disclosed 03/15/2013 (Website). The advisory is available at kernel.org. This vulnerability is traded as CVE-2012-6539 since 03/14/2013. Local access is required to approach this attack. The exploitation doesn't require any form of authentication. Technical details are known, but there is no available exploit. This vulnerability is assigned to T1592 by the MITRE ATT&CK project.
The vulnerability scanner Nessus provides a plugin with the ID 66431 (Debian DSA-2668-1 : linux-2.6 - privilege escalation/denial of service/information leak), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Debian 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 vulnerability database at Tenable (66431). The entries 5386, 5571, 5582 and 5656 are pretty similar.
Product
Type
Vendor
Name
Version
License
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 4.0VulDB Meta Temp Score: 4.0
VulDB Base Score: 4.0
VulDB Temp Score: 4.0
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv2
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Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
NVD Base Score: 🔍
Exploiting
Class: Information disclosureCWE: CWE-200 / CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍
Local: Yes
Remote: No
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
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Nessus ID: 66431
Nessus Name: Debian DSA-2668-1 : linux-2.6 - privilege escalation/denial of service/information leak
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
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 Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: no mitigation knownStatus: 🔍
0-Day Time: 🔍
Patch: 43da5f2e0d0c69ded3d51907d9552310a6b545e8
Timeline
03/05/2013 🔍03/14/2013 🔍
03/15/2013 🔍
03/15/2013 🔍
12/17/2013 🔍
03/24/2015 🔍
01/01/2022 🔍
Sources
Vendor: kernel.orgAdvisory: DSA-2668
Status: Confirmed
Confirmation: 🔍
CVE: CVE-2012-6539 (🔍)
OVAL: 🔍
Vulnerability Center: 42618 - Linux Kernel Before 3.6 Local Information Disclosure (CVE-2012-6539), Low
SecurityFocus: 58409
Secunia: 50732
See also: 🔍
Entry
Created: 03/24/2015 12:22Updated: 01/01/2022 08:23
Changes: 03/24/2015 12:22 (64), 05/17/2017 12:31 (5), 01/01/2022 08:21 (5), 01/01/2022 08:23 (2)
Complete: 🔍
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