Linux Kernel 2.6.16.9 mext_check_arguments access control

CVSS Meta Temp Score
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CTI Interest Score
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4.7$0-$5k0.00

A vulnerability was found in Linux Kernel 2.6.16.9 (Operating System) and classified as problematic. This issue affects the function mext_check_arguments. The manipulation with an unknown input leads to a access control vulnerability. Using CWE to declare the problem leads to CWE-264. Impacted is integrity. The summary by CVE is:

The mext_check_arguments function in fs/ext4/move_extent.c in the Linux kernel before 2.6.35 allows local users to overwrite an append-only file via a MOVE_EXT ioctl call that specifies this file as a donor.

The issue has been introduced in 03/20/2006. The weakness was published 09/08/2010 as Bug 601006 as not defined bug report (Bugzilla). It is possible to read the advisory at bugzilla.redhat.com. The identification of this vulnerability is CVE-2010-2066 since 05/25/2010. Attacking locally is a requirement. No form of authentication is needed for a successful exploitation. Technical details of the vulnerability are known, but there is no available exploit. The attack technique deployed by this issue is T1068 according to MITRE ATT&CK.

The vulnerability was handled as a non-public zero-day exploit for at least 1597 days. During that time the estimated underground price was around $5k-$25k. The vulnerability scanner Nessus provides a plugin with the ID 48228 (Fedora 12 : kernel-2.6.32.16-150.fc12 (2010-11412)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Fedora Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 165601 (SUSE Enterprise Linux Security Update Linux Kernel (SUSE-SA:2010:033)).

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 Tenable (48228), SecurityFocus (BID 41466†), Secunia (SA43315†) and Vulnerability Center (SBV-26824†). Similar entries are available at VDB-53669 and VDB-54605.

Productinfo

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Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.7
VulDB Meta Temp Score: 4.7

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

NVD Base Score: 5.5
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Access control
CWE: CWE-264
CAPEC: 🔍
ATT&CK: 🔍

Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 48228
Nessus Name: Fedora 12 : kernel-2.6.32.16-150.fc12 (2010-11412)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

OpenVAS ID: 880569
OpenVAS Name: CentOS Update for kernel CESA-2010:0610 centos5 i386
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Patch: 1f5a81e41f8b1a782c68d3843e9ec1bfaadf7d72

Timelineinfo

03/20/2006 🔍
05/25/2010 +1527 days 🔍
07/08/2010 +44 days 🔍
08/03/2010 +26 days 🔍
08/10/2010 +7 days 🔍
08/17/2010 +7 days 🔍
09/08/2010 +22 days 🔍
09/08/2010 +0 days 🔍
02/11/2011 +156 days 🔍
03/19/2015 +1497 days 🔍
09/24/2021 +2381 days 🔍

Sourcesinfo

Vendor: kernel.org

Advisory: Bug 601006
Status: Not defined
Confirmation: 🔍

CVE: CVE-2010-2066 (🔍)
OVAL: 🔍
IAVM: 🔍

SecurityFocus: 41466 - Linux Kernel CVE-2010-2066 Donor File Security Bypass Vulnerability
Secunia: 43315 - VMware ESX Server Multiple Kernel Vulnerabilities, Less Critical
Vulnerability Center: 26824 - Linux Kernel before 2.6.35 ext4 File System File Overwrite Vulnerability, Low

See also: 🔍

Entryinfo

Created: 03/19/2015 02:37 PM
Updated: 09/24/2021 02:02 PM
Changes: 03/19/2015 02:37 PM (70), 03/03/2017 08:08 AM (13), 09/24/2021 01:51 PM (4), 09/24/2021 01:56 PM (11), 09/24/2021 02:02 PM (1)
Complete: 🔍
Cache ID: 18:5C0:40

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