SSSD 1.9.0/1.9.1/1.9.2/1.9.3/1.9.4 Access Restriction access control

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
5.2$0-$5k0.00

A vulnerability, which was classified as critical, has been found in SSSD 1.9.0/1.9.1/1.9.2/1.9.3/1.9.4. This issue affects some unknown processing of the component Access Restriction. 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, and integrity. The summary by CVE is:

The Simple Access Provider in System Security Services Daemon (SSSD) 1.9.0 through 1.9.4, when the Active Directory provider is used, does not properly enforce the simple_deny_groups option, which allows remote authenticated users to bypass intended access restrictions.

The weakness was shared 03/21/2013 as confirmed git commit (GIT Repository). It is possible to read the advisory at git.fedorahosted.org. The identification of this vulnerability is CVE-2013-0287 since 12/06/2012. The attack may be initiated remotely. Required for exploitation is a simple authentication. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1068 according to MITRE ATT&CK.

The vulnerability scanner Nessus provides a plugin with the ID 68793 (Oracle Linux 6 : sssd (ELSA-2013-0663)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Oracle Linux Local Security Checks.

Applying a patch is able to eliminate this problem. The bugfix is ready for download at git.fedorahosted.org.

The vulnerability is also documented in the databases at X-Force (82943) and Tenable (68793).

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.4
VulDB Meta Temp Score: 5.2

VulDB Base Score: 5.4
VulDB Temp Score: 5.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
unlockunlockunlockunlockunlockunlock
unlockunlockunlockunlockunlockunlock
unlockunlockunlockunlockunlockunlock

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

NVD Base Score: 🔍

Exploitinginfo

Class: Access control
CWE: CWE-264
ATT&CK: T1068

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Dayunlockunlockunlockunlock
Todayunlockunlockunlockunlock

Nessus ID: 68793
Nessus Name: Oracle Linux 6 : sssd (ELSA-2013-0663)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

OpenVAS ID: 881693
OpenVAS Name: CentOS Update for libipa_hbac CESA-2013:0663 centos6
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔍

Patch: git.fedorahosted.org

Timelineinfo

12/06/2012 🔍
03/19/2013 +103 days 🔍
03/19/2013 +0 days 🔍
03/20/2013 +1 days 🔍
03/20/2013 +0 days 🔍
03/21/2013 +1 days 🔍
03/21/2013 +0 days 🔍
03/24/2013 +3 days 🔍
07/12/2013 +110 days 🔍
03/24/2015 +620 days 🔍
01/01/2022 +2475 days 🔍

Sourcesinfo

Advisory: RHSA-2013:0508
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2013-0287 (🔍)
OVAL: 🔍

X-Force: 82943
SecurityTracker: 1028317 - System Security Services Daemon (SSSD) Access Control Flaw Lets Remote Users Bypass Access Controls in Certain Configurations
Vulnerability Center: 38877 - Fedora SSSD 1.9.0 - 1.9.4 Simple Access Provider Allows Remote Authenticated Restrictions Bypass, Low
SecurityFocus: 58593 - SSSD CVE-2013-0287 Remote Security Bypass Vulnerability
Secunia: 52704 - SSSD Simple Access Provider "simple_deny_groups" Access Control Bypass Security, Less Critical

Entryinfo

Created: 03/24/2015 12:22
Updated: 01/01/2022 15:17
Changes: 03/24/2015 12:22 (69), 04/26/2017 17:40 (11), 01/01/2022 15:12 (3), 01/01/2022 15:17 (2)
Complete: 🔍

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Do you need the next level of professionalism?

Upgrade your account now!