GNU C Library up to 2.1.3 LD_LIBRARY_PATH access control ⚔ [Disputed]

CVSS Meta Temp Score
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CTI Interest Score
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8.0$0-$5k0.00

Summaryinfo

A vulnerability described as problematic has been identified in GNU C Library. The affected element is an unknown function in the library LD_LIBRARY_PATH. The manipulation results in access control. This vulnerability is cataloged as CVE-2009-5064. There is no exploit available. There is ongoing doubt regarding the real existence of this vulnerability. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability, which was classified as critical, was found in GNU C Library (Software Library). Affected is an unknown code block in the library LD_LIBRARY_PATH. The manipulation with an unknown input leads to a access control vulnerability. CWE is classifying the issue as CWE-264. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

** DISPUTED ** ldd in the GNU C Library (aka glibc or libc6) 2.13 and earlier allows local users to gain privileges via a Trojan horse executable file linked with a modified loader that omits certain LD_TRACE_LOADED_OBJECTS checks. NOTE: the GNU C Library vendor states "This is just nonsense. There are a gazillion other ways to introduce code if people are downloading arbitrary binaries and install them in appropriate directories or set LD_LIBRARY_PATH etc."

The weakness was shared 03/30/2011 as Bug 682998 as confirmed bug report (Bugzilla). The advisory is shared for download at bugzilla.redhat.com. This vulnerability is traded as CVE-2009-5064 since 03/30/2011. The attack needs to be approached locally. The exploitation doesn't require any form of authentication. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1068.

The real existence of this vulnerability is still doubted at the moment. The vulnerability scanner Nessus provides a plugin with the ID 57011 (RHEL 6 : glibc (RHSA-2011:1526)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Red Hat Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 216049 (VMWare ESXi 5.1.0 Patch Complete Update 1 Missing (KB2041632)).

Upgrading eliminates this vulnerability. A possible mitigation has been published 9 months after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (57011) and SecurityFocus (BID 46740†). The entries VDB-4619, VDB-4675, VDB-4996 and VDB-5407 are related to this item. 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: 8.4
VulDB Meta Temp Score: 8.0

VulDB Base Score: 8.4
VulDB Temp Score: 8.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

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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: 57011
Nessus Name: RHEL 6 : glibc (RHSA-2011:1526)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
Nessus Port: 🔍

OpenVAS ID: 881217
OpenVAS Name: CentOS Update for glibc CESA-2012:0125 centos4
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Timelineinfo

03/30/2011 🔍
03/30/2011 +0 days 🔍
03/30/2011 +0 days 🔍
12/06/2011 +251 days 🔍
12/06/2011 +0 days 🔍
03/20/2015 +1200 days 🔍
08/07/2024 +3428 days 🔍

Sourcesinfo

Vendor: gnu.org

Advisory: Bug 682998
Status: Confirmed
Disputed: 🔍

CVE: CVE-2009-5064 (🔍)
GCVE (CVE): GCVE-0-2009-5064
GCVE (VulDB): GCVE-100-56964

OVAL: 🔍
IAVM: 🔍

SecurityFocus: 46740

See also: 🔍

Entryinfo

Created: 03/20/2015 16:16
Updated: 08/07/2024 13:35
Changes: 03/20/2015 16:16 (71), 04/23/2019 22:08 (3), 08/07/2024 13:35 (17)
Complete: 🔍
Cache ID: 216:599:103

Once again VulDB remains the best source for vulnerability data.

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