Fedorahosted sssd 0.4.1 local_handler_callback improper authentication

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.
7.3$0-$5k0.00

Summaryinfo

A vulnerability was found in Fedorahosted sssd 0.4.1. It has been rated as critical. Affected by this vulnerability is the function local_handler_callback. Performing a manipulation results in improper authentication. This vulnerability was named CVE-2009-2410. There is no available exploit.

Detailsinfo

A vulnerability classified as critical has been found in Fedorahosted sssd 0.4.1. This affects the function local_handler_callback. The manipulation with an unknown input leads to a improper authentication vulnerability. CWE is classifying the issue as CWE-287. When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

The local_handler_callback function in server/responder/pam/pam_LOCAL_domain.c in sssd 0.4.1 does not properly handle blank-password accounts in the SSSD BE database, which allows context-dependent attackers to obtain access by sending the account s username, in conjunction with an arbitrary password, over an ssh connection.

The weakness was presented 07/30/2009 (Website). It is possible to read the advisory at redhat.com. This vulnerability is uniquely identified as CVE-2009-2410 since 07/09/2009. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Technical details of the vulnerability are known, but there is no available exploit.

The vulnerability scanner Nessus provides a plugin with the ID 40425 (Fedora 11 : sssd-0.4.1-3.fc11 (2009-8101)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Fedora Local Security Checks.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the databases at X-Force (52210), Tenable (40425), SecurityFocus (BID 35868†), Secunia (SA36018†) and Vulnerability Center (SBV-23046†). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 7.3

VulDB Base Score: 7.3
VulDB Temp Score: 7.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

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

NVD Base Score: 🔍

Exploitinginfo

Class: Improper authentication
CWE: CWE-287
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Nessus ID: 40425
Nessus Name: Fedora 11 : sssd-0.4.1-3.fc11 (2009-8101)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

OpenVAS ID: 64537
OpenVAS Name: Fedora Core 11 FEDORA-2009-8101 (sssd)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

07/09/2009 🔍
07/29/2009 +20 days 🔍
07/29/2009 +0 days 🔍
07/30/2009 +1 days 🔍
07/30/2009 +0 days 🔍
07/30/2009 +0 days 🔍
07/30/2009 +0 days 🔍
08/04/2009 +5 days 🔍
03/18/2015 +2052 days 🔍
08/13/2021 +2340 days 🔍

Sourcesinfo

Advisory: redhat.com
Status: Not defined
Confirmation: 🔍

CVE: CVE-2009-2410 (🔍)
GCVE (CVE): GCVE-0-2009-2410
GCVE (VulDB): GCVE-100-49203
X-Force: 52210
SecurityFocus: 35868 - Fedora SSSD BE Database No Password Authentication Bypass Vulnerability
Secunia: 36018 - Fedora update for sssd, Moderately Critical
Vulnerability Center: 23046 - RedHat Fedora SSSD \x3C 0.4.1-3 Blank-Password Accounts Authentication Bypass Vulnerability, High

Entryinfo

Created: 03/18/2015 15:15
Updated: 08/13/2021 08:19
Changes: 03/18/2015 15:15 (60), 02/12/2017 13:04 (12), 08/13/2021 08:19 (3)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Do you want to use VulDB in your project?

Use the official API to access entries easily!