gnome screensaver 2.28.0 Screen Lock Local Privilege Escalation

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.
8.4$0-$5k0.00

Summaryinfo

A vulnerability has been found in gnome screensaver 2.28.0 and classified as problematic. Affected is an unknown function of the component Screen Lock. Performing a manipulation results in Local Privilege Escalation. This vulnerability is identified as CVE-2009-4641. There is not any exploit available.

Detailsinfo

A vulnerability classified as critical has been found in gnome screensaver 2.28.0. This affects an unknown part of the component Screen Lock. The manipulation with an unknown input leads to a local privilege escalation vulnerability. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

gnome-screensaver 2.28.0 does not resume adherence to its activation settings after an inhibiting application becomes unavailable on the session bus, which allows physically proximate attackers to access an unattended workstation on which screen locking had been intended.

The weakness was released 02/11/2010 as Bug 600488 as not defined bug report (Bugzilla). It is possible to read the advisory at bugzilla.gnome.org. This vulnerability is uniquely identified as CVE-2009-4641. The exploitability is told to be easy. Attacking locally is a requirement. No form of authentication is needed for exploitation. The technical details are unknown and an exploit is not publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 43059 (Ubuntu 9.10 : gnome-screensaver vulnerability (USN-866-1)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Ubuntu Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 195008 (Ubuntu Security Notification for Gnome-screensaver Vulnerability (USN-866-1)).

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 Tenable (43059) and Vulnerability Center (SBV-25698†). Entries connected to this vulnerability are available at VDB-51832 and VDB-51830. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.4
VulDB Meta Temp Score: 8.4

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

CVSSv2info

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

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

NVD Base Score: 🔍

Exploitinginfo

Class: Local Privilege Escalation
CWE: Unknown
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Nessus ID: 43059
Nessus Name: Ubuntu 9.10 : gnome-screensaver vulnerability (USN-866-1)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

OpenVAS ID: 830843
OpenVAS Name: Mandriva Update for mmc-wizard MDVA-2010:040 (mmc-wizard)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

12/08/2009 🔍
02/11/2010 +64 days 🔍
02/11/2010 +0 days 🔍
02/11/2010 +0 days 🔍
02/11/2010 +0 days 🔍
05/11/2010 +89 days 🔍
03/18/2015 +1772 days 🔍
02/03/2025 +3610 days 🔍

Sourcesinfo

Vendor: gnome.org

Advisory: Bug 600488
Status: Not defined
Confirmation: 🔍

CVE: CVE-2009-4641 (🔍)
GCVE (CVE): GCVE-0-2009-4641
GCVE (VulDB): GCVE-100-51831

OVAL: 🔍

Vulnerability Center: 25698 - GNOME Screensaver 2.28.0 Local Information Disclosure Vulnerability, High

See also: 🔍

Entryinfo

Created: 03/18/2015 15:15
Updated: 02/03/2025 12:50
Changes: 03/18/2015 15:15 (57), 02/24/2017 10:09 (7), 09/02/2021 09:23 (4), 09/02/2021 09:26 (1), 02/03/2025 12:50 (17)
Complete: 🔍
Cache ID: 216:821:103

Be aware that VulDB is the high quality source for vulnerability data.

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Want to know what is going to be exploited?

We predict KEV entries!