libcap up to 2.21 capsh access control

CVSS Meta Temp Score
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CTI Interest Score
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5.7$0-$5k0.00

Summaryinfo

A vulnerability marked as problematic has been reported in libcap. This affects an unknown part of the component capsh. The manipulation leads to access control. This vulnerability is traded as CVE-2011-4099. There is no exploit available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in libcap and classified as problematic. This issue affects an unknown code of the component capsh. The manipulation with an unknown input leads to a access control vulnerability. Using CWE to declare the problem leads to CWE-264. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

The capsh program in libcap before 2.22 does not change the current working directory when the --chroot option is specified, which allows local users to bypass the chroot restrictions via unspecified vectors.

The weakness was shared 02/07/2014 by Steve Grubb (Website). The advisory is shared at sites.google.com. The identification of this vulnerability is CVE-2011-4099 since 10/18/2011. The exploitation is known to be easy. An attack has to be approached locally. No form of authentication is needed for a successful exploitation. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1068 for this issue.

The vulnerability scanner Nessus provides a plugin with the ID 75571 (openSUSE Security Update : libcap (openSUSE-SU-2011:1259-1)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family SuSE Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 119818 (Red Hat Update for libcap (RHSA-2011:1694)).

Upgrading to version 2.00 eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (71667), Tenable (75571), SecurityFocus (BID 50488†) and Vulnerability Center (SBV-34148†). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.9
VulDB Meta Temp Score: 5.7

VulDB Base Score: 5.9
VulDB Temp Score: 5.7
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: 75571
Nessus Name: openSUSE Security Update : libcap (openSUSE-SU-2011:1259-1)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

OpenVAS ID: 831507
OpenVAS Name: Mandriva Update for libcap MDVSA-2011:185 (libcap)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: libcap 2.00

Timelineinfo

07/16/2011 🔍
10/18/2011 +94 days 🔍
12/07/2011 +50 days 🔍
12/29/2011 +22 days 🔍
02/07/2014 +771 days 🔍
02/07/2014 +0 days 🔍
06/13/2014 +126 days 🔍
03/25/2015 +285 days 🔍
01/05/2025 +3574 days 🔍

Sourcesinfo

Advisory: RHSA-2011:1694
Researcher: Steve Grubb
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2011-4099 (🔍)
GCVE (CVE): GCVE-0-2011-4099
GCVE (VulDB): GCVE-100-69269

OVAL: 🔍

X-Force: 71667
SecurityFocus: 50488 - libcap Local Security Bypass Vulnerability
Vulnerability Center: 34148 - Libcap Local Restrictions Bypass Vulnerability Allows Unauthorized Access to Sensitive Information, Medium

Entryinfo

Created: 03/25/2015 16:45
Updated: 01/05/2025 20:47
Changes: 03/25/2015 16:45 (60), 04/09/2017 13:12 (11), 03/11/2022 03:55 (3), 03/11/2022 04:03 (1), 01/05/2025 20:47 (18)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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