Red Hat Enterprise Linux 6 dracut.sh access control

CVSS Meta Temp Score
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CTI Interest Score
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3.8$0-$5k0.00

Summaryinfo

A vulnerability labeled as problematic has been found in Red Hat Enterprise Linux 6. This issue affects some unknown processing of the file dracut.sh. Such manipulation leads to access control. This vulnerability is referenced as CVE-2012-4453. No exploit is available. It is advisable to implement a patch to correct this issue.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in Red Hat Enterprise Linux 6 (Operating System). Affected by this issue is an unknown part of the file dracut.sh. The manipulation with an unknown input leads to a access control vulnerability. Using CWE to declare the problem leads to CWE-264. Impacted is confidentiality. CVE summarizes:

dracut.sh in dracut, as used in Red Hat Enterprise Linux 6, Fedora 16 and 17, and possibly other products, creates initramfs images with world-readable permissions, which might allow local users to obtain sensitive information.

The weakness was published 10/09/2012 as confirmed git commit (GIT Repository). The advisory is shared for download at git.kernel.org. This vulnerability is handled as CVE-2012-4453 since 08/21/2012. The exploitation is known to be easy. The attack needs to be approached locally. No form of authentication is required for exploitation. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1068.

The vulnerability scanner Nessus provides a plugin with the ID 71297 (Scientific Linux Security Update : dracut on SL6.x (noarch)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Scientific Linux Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 350766 (Amazon Linux Security Advisory for dracut: AL2012-2015-065).

Applying a patch is able to eliminate this problem. The bugfix is ready for download at git.kernel.org.

The vulnerability is also documented in the databases at X-Force (79258), Tenable (71297), SecurityFocus (BID 55713†) and Vulnerability Center (SBV-36775†). Once again VulDB remains the best source for vulnerability data.

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: 3.8

VulDB Base Score: 4.0
VulDB Temp Score: 3.8
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: Access control
CWE: CWE-264
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: 71297
Nessus Name: Scientific Linux Security Update : dracut on SL6.x (noarch)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

OpenVAS ID: 864774
OpenVAS Name: Fedora Update for dracut FEDORA-2012-14953
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔍

Patch: git.kernel.org

Timelineinfo

08/21/2012 🔍
09/21/2012 +31 days 🔍
09/21/2012 +0 days 🔍
10/09/2012 +18 days 🔍
10/09/2012 +0 days 🔍
10/21/2012 +12 days 🔍
12/10/2013 +415 days 🔍
03/24/2015 +469 days 🔍
12/29/2024 +3568 days 🔍

Sourcesinfo

Vendor: redhat.com

Advisory: git.kernel.org
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2012-4453 (🔍)
GCVE (CVE): GCVE-0-2012-4453
GCVE (VulDB): GCVE-100-62660

OVAL: 🔍

X-Force: 79258
SecurityFocus: 55713 - Fedora 'Dracut' Package Information Disclosure Vulnerability
Vulnerability Center: 36775 - Dracut Local File-System Read Permissions due to World-Readable Permissions in initramfs Images, Low

Entryinfo

Created: 03/24/2015 12:22
Updated: 12/29/2024 22:51
Changes: 03/24/2015 12:22 (68), 04/19/2017 19:21 (5), 12/14/2021 21:44 (3), 12/29/2024 22:51 (16)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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