GNU C Library up to 2.12.0 eval access control

CVSS Meta Temp Score
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CTI Interest Score
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8.9$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic has been found in GNU C Library up to 2.12.0. This vulnerability affects the function eval. This manipulation causes access control. The identification of this vulnerability is CVE-2011-1095. There is no exploit available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in GNU C Library up to 2.12.0 (Software Library). It has been declared as critical. Affected by this vulnerability is the function eval. 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 confidentiality, integrity, and availability. The summary by CVE is:

locale/programs/locale.c in locale in the GNU C Library (aka glibc or libc6) before 2.13 does not quote its output, which might allow local users to gain privileges via a crafted localization environment variable, in conjunction with a program that executes a script that uses the eval function.

The weakness was shared 04/09/2011 as Bug 625893 as confirmed bug report (Bugzilla). The advisory is shared at bugzilla.redhat.com. This vulnerability is known as CVE-2011-1095. The exploitation appears to be difficult. An attack has to be approached locally. The exploitation doesn't need any form of authentication. Technical details are known, but no exploit is available. MITRE ATT&CK project uses the attack technique T1068 for this issue.

The vulnerability scanner Nessus provides a plugin with the ID 53430 (CentOS 5 : glibc (CESA-2011:0412)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family CentOS Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 216011 (VMWare ESXi 4.0.0 Patch Release ESXi400-201110001 Missing (KB1036397)).

Upgrading to version 2.12.1 eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (66586), Tenable (53430), SecurityFocus (BID 37519†), SecurityTracker (ID 1025286†) and Vulnerability Center (SBV-31007†). The entries VDB-4308, VDB-51484, VDB-53417 and VDB-57029 are related to this item. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 9.3
VulDB Meta Temp Score: 8.9

VulDB Base Score: 9.3
VulDB Temp Score: 8.9
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: 53430
Nessus Name: CentOS 5 : glibc (CESA-2011:0412)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 880538
OpenVAS Name: CentOS Update for glibc CESA-2011:0412 centos5 i386
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: C Library 2.12.1
Patch: 026373745eab50a683536d950cb7e17dc98c4259

Timelineinfo

08/11/2010 🔍
02/24/2011 +196 days 🔍
04/09/2011 +44 days 🔍
04/09/2011 +0 days 🔍
04/12/2011 +3 days 🔍
03/20/2015 +1438 days 🔍
12/28/2024 +3571 days 🔍

Sourcesinfo

Vendor: gnu.org

Advisory: Bug 625893
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2011-1095 (🔍)
GCVE (CVE): GCVE-0-2011-1095
GCVE (VulDB): GCVE-100-57049

OVAL: 🔍
IAVM: 🔍

X-Force: 66586
SecurityFocus: 37519
Secunia: 43830
SecurityTracker: 1025286
Vulnerability Center: 31007 - GNU C Library before 2.13 Locale Allows Local Privilege Escalation, Medium

See also: 🔍

Entryinfo

Created: 03/20/2015 16:16
Updated: 12/28/2024 12:25
Changes: 03/20/2015 16:16 (67), 03/21/2017 10:03 (6), 11/02/2021 07:18 (6), 11/02/2021 07:24 (1), 12/28/2024 12:25 (15)
Complete: 🔍
Cache ID: 216:547:103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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