Balbir Singh libcgroup up to 0.37 cgre_receive_netlink_msg access control

CVSS Meta Temp Score
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CTI Interest Score
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3.6$0-$5k0.00

Summaryinfo

A vulnerability described as problematic has been identified in Balbir Singh libcgroup up to 0.37. Impacted is the function cgre_receive_netlink_msg. Executing a manipulation can lead to access control. This vulnerability appears as CVE-2011-1022. There is no available exploit. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability classified as problematic was found in Balbir Singh libcgroup up to 0.37. This vulnerability affects the function cgre_receive_netlink_msg. The manipulation with an unknown input leads to a access control vulnerability. The CWE definition for the vulnerability is CWE-264. As an impact it is known to affect integrity. CVE summarizes:

The cgre_receive_netlink_msg function in daemon/cgrulesengd.c in cgrulesengd in the Control Group Configuration Library (aka libcgroup or libcg) before 0.37.1 does not verify that netlink messages originated in the kernel, which allows local users to bypass intended resource restrictions via a crafted message.

The weakness was presented 03/22/2011 as Bug 680409 as confirmed bug report (Bugzilla). The advisory is shared for download at bugzilla.redhat.com. This vulnerability was named CVE-2011-1022 since 02/14/2011. The exploitation appears to be easy. The attack needs to be approached locally. No form of authentication is required for a successful exploitation. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1068.

It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 52691 (Debian DSA-2193-1 : libcgroup - several vulnerabilities), 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 155459 (Oracle Enterprise Linux Update for libcgroup (ELSA-2011-0320)).

Upgrading to version 0.32.1 eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (65881), Tenable (52691), SecurityFocus (BID 46578†), Secunia (SA43611†) and SecurityTracker (ID 1025157†). See VDB-56907 for similar entry. Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.0
VulDB Meta Temp Score: 3.6

VulDB Base Score: 4.0
VulDB Temp Score: 3.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

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

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Proof-of-Concept

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 52691
Nessus Name: Debian DSA-2193-1 : libcgroup - several vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 69329
OpenVAS Name: Debian Security Advisory DSA 2193-1 (libcgroup)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: libcgroup 0.32.1

Timelineinfo

02/14/2011 🔍
02/18/2011 +4 days 🔍
02/18/2011 +0 days 🔍
03/04/2011 +14 days 🔍
03/04/2011 +0 days 🔍
03/08/2011 +4 days 🔍
03/22/2011 +14 days 🔍
03/22/2011 +0 days 🔍
03/20/2015 +1459 days 🔍
10/21/2021 +2407 days 🔍

Sourcesinfo

Advisory: Bug 680409
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2011-1022 (🔍)
GCVE (CVE): GCVE-0-2011-1022
GCVE (VulDB): GCVE-100-56908

OVAL: 🔍

X-Force: 65881
SecurityFocus: 46578 - libcgroup 'cgrulesengd' Daemon Netlink Messages Event Spoofing Vulnerability
Secunia: 43611 - Red Hat update for libcgroup, Less Critical
SecurityTracker: 1025157 - libcgroup Lets Local Users Spoof NETLINK Messages
Vulnerability Center: 30240 - Libcgroup \x27cgrulesengd\x27 Daemon Spoofing Vulnerability, Low
Vupen: ADV-2011-0679

See also: 🔍

Entryinfo

Created: 03/20/2015 16:16
Updated: 10/21/2021 07:47
Changes: 03/20/2015 16:16 (66), 03/18/2017 02:53 (18), 10/21/2021 07:47 (3)
Complete: 🔍
Cache ID: 216::103

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