Linux Kernel 2.6.x do_coredump config

CVSS Meta Temp Score
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CTI Interest Score
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2.7$0-$5k0.00

Summaryinfo

A vulnerability categorized as problematic has been discovered in Linux Kernel 2.6.x. The impacted element is the function do_coredump. Such manipulation leads to config. This vulnerability is traded as CVE-2007-6206. There is no exploit available. It is best to disable the affected component.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in Linux Kernel 2.6.x (Operating System). Affected by this issue is the function do_coredump. The manipulation with an unknown input leads to a config vulnerability. Using CWE to declare the problem leads to CWE-16. Impacted is confidentiality. CVE summarizes:

The do_coredump function in fs/exec.c in Linux kernel 2.4.x and 2.6.x up to 2.6.24-rc3, and possibly other versions, does not change the UID of a core dump file if it exists before a root process creates a core dump in the same location, which might allow local users to obtain sensitive information.

The bug was discovered 11/29/2007. The weakness was shared 12/05/2007 by blanke frantz as Bug 3043 as confirmed bug report (Bugzilla). The advisory is available at bugzilla.kernel.org. This vulnerability is handled as CVE-2007-6206 since 12/03/2007. The attack can only be done within the local network. No form of authentication is required for exploitation. Technical details are known, but there is no available exploit. This vulnerability is assigned to T1592.004 by the MITRE ATT&CK project.

It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 4 days. During that time the estimated underground price was around $5k-$25k. The vulnerability scanner Nessus provides a plugin with the ID 31089 (openSUSE 10 Security Update : kernel (kernel-4986)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family SuSE Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 165690 (SUSE Enterprise Linux Security Update Linux Kernel (SUSE-SA:2008:032)).

Applying a patch is able to eliminate this problem. The bugfix is ready for download at bugzilla.kernel.org. A possible mitigation has been published 3 years after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (38841), Tenable (31089), SecurityFocus (BID 26701†), OSVDB (39243†) and Secunia (SA27908†). The entries VDB-3470, VDB-3471, VDB-3692 and VDB-3706 are related to this item. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.1
VulDB Meta Temp Score: 2.7

VulDB Base Score: 3.1
VulDB Temp Score: 2.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Config
CWE: CWE-16
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Partially

Availability: 🔍
Status: Proof-of-Concept

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 31089
Nessus Name: openSUSE 10 Security Update : kernel (kernel-4986)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
Nessus Port: 🔍

OpenVAS ID: 60047
OpenVAS Name: Debian Security Advisory DSA 1436-1 (linux-2.6)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Disable
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Patch: bugzilla.kernel.org

Timelineinfo

11/28/2007 🔍
11/28/2007 +0 days 🔍
11/29/2007 +1 days 🔍
12/03/2007 +4 days 🔍
12/03/2007 +0 days 🔍
12/05/2007 +2 days 🔍
12/05/2007 +0 days 🔍
12/18/2007 +12 days 🔍
12/30/2007 +12 days 🔍
02/14/2008 +46 days 🔍
08/17/2010 +915 days 🔍
08/02/2019 +3272 days 🔍

Sourcesinfo

Vendor: kernel.org

Advisory: Bug 3043
Researcher: blanke frantz
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2007-6206 (🔍)
GCVE (CVE): GCVE-0-2007-6206
GCVE (VulDB): GCVE-100-3494

OVAL: 🔍

X-Force: 38841 - Linux kernel core dump information disclosure, Low Risk
SecurityFocus: 26701 - Linux Kernel DO_COREDUMP Local Information Disclosure Vulnerability
Secunia: 27908
OSVDB: 39243 - Linux Kernel fs/exec.c do_coredump() Function Local Information Disclosure
Vulnerability Center: 17227 - Linux Kernel Fs/exec.c Vulnerability Allows Local Users to Obtain Sensitive Information, Low
Vupen: ADV-2007-4090

See also: 🔍

Entryinfo

Created: 12/18/2007 17:25
Updated: 08/02/2019 11:21
Changes: 12/18/2007 17:25 (99), 08/02/2019 11:21 (1)
Complete: 🔍
Cache ID: 216:FF9:103

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