GNOME Display Manager up to 2.15.4 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.
4.9$0-$5k0.00

Summaryinfo

A vulnerability categorized as problematic has been discovered in GNOME Display Manager up to 2.15.4. Impacted is an unknown function. The manipulation results in improper authentication. This vulnerability is cataloged as CVE-2006-2452. There is no exploit available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability classified as problematic has been found in GNOME Display Manager up to 2.15.4. Affected is an unknown functionality. 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, and integrity. CVE summarizes:

GNOME GDM 2.8, 2.12, 2.14, and 2.15, when the "face browser" feature is enabled, allows local users to access the "Configure Login Manager" functionality using their own password instead of the root password, which can be leveraged to gain additional privileges.

The bug was discovered 06/08/2006. The weakness was shared 06/09/2006 by Victor Daniel as Bug 343476 as not defined bug report (Bugzilla). The advisory is shared for download at bugzilla.gnome.org. This vulnerability is traded as CVE-2006-2452 since 05/18/2006. The attack can only be done within the local network. The exploitation doesn't require any form of authentication. There are neither technical details nor an exploit publicly available.

It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 1 days. During that time the estimated underground price was around $5k-$25k. The vulnerability scanner Nessus provides a plugin with the ID 21716 (Mandrake Linux Security Advisory : gdm (MDKSA-2006:100)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Mandriva Local Security Checks and running in the context l.

Upgrading eliminates this vulnerability. Applying a patch is able to eliminate this problem. The bugfix is ready for download at ftp.gnome.org. The best possible mitigation is suggested to be upgrading to the latest version. A possible mitigation has been published 3 days after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (27018), Tenable (21716), SecurityFocus (BID 18332†), OSVDB (26269†) and Secunia (SA20636†). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.4
VulDB Meta Temp Score: 4.9

VulDB Base Score: 5.4
VulDB Temp Score: 4.9
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: Partially
Local: Yes
Remote: Partially

Availability: 🔍
Status: Proof-of-Concept

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Nessus ID: 21716
Nessus Name: Mandrake Linux Security Advisory : gdm (MDKSA-2006:100)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
Nessus Port: 🔍

OpenVAS ID: 56960
OpenVAS Name: Gentoo Security Advisory GLSA 200606-14 (gdm)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Patch: ftp.gnome.org

Timelineinfo

05/18/2006 🔍
06/08/2006 +21 days 🔍
06/08/2006 +0 days 🔍
06/09/2006 +1 days 🔍
06/09/2006 +0 days 🔍
06/09/2006 +0 days 🔍
06/09/2006 +0 days 🔍
06/12/2006 +2 days 🔍
06/13/2006 +1 days 🔍
06/16/2006 +3 days 🔍
06/19/2006 +3 days 🔍
06/19/2006 +0 days 🔍
06/21/2019 +4750 days 🔍

Sourcesinfo

Vendor: gnome.org

Advisory: Bug 343476
Researcher: Victor Daniel
Status: Not defined
Confirmation: 🔍

CVE: CVE-2006-2452 (🔍)
GCVE (CVE): GCVE-0-2006-2452
GCVE (VulDB): GCVE-100-2304
X-Force: 27018 - GNOME GDM "face browser" Configure Login Manager security bypass, Medium Risk
SecurityFocus: 18332 - GNOME Foundation GDM Configure Login Manager Authentication Bypass Vulnerability
Secunia: 20636 - Gentoo update for gdm, Less Critical
OSVDB: 26269 - GNOME Display Manager Configure Login Manager Authentication Privilege Escalation
Vulnerability Center: 11956 - GDM Local Privilege Escalation via \x27Face Browser\x27 Feature, Low
Vupen: ADV-2006-2239

Entryinfo

Created: 06/19/2006 11:44
Updated: 06/21/2019 06:47
Changes: 06/19/2006 11:44 (96), 06/21/2019 06:47 (1)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Do you know our Splunk app?

Download it now for free!