xscreensaver 4.14/4.16/4.17 information disclosure

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

Summaryinfo

A vulnerability categorized as problematic has been discovered in xscreensaver 4.14/4.16/4.17. Affected is an unknown function. Such manipulation leads to information disclosure. This vulnerability is listed as CVE-2004-2655. There is no available exploit. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in xscreensaver 4.14/4.16/4.17. Affected by this issue is an unknown functionality. The manipulation with an unknown input leads to a information disclosure vulnerability. Using CWE to declare the problem leads to CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. Impacted is confidentiality. CVE summarizes:

rdesktop 1.3.1 with xscreensaver 4.14, and possibly other versions, when running on Fedora and possibly other platforms, does not release the keyboard focus when xscreensaver starts, which causes the password to be entered into the active window when the user unlocks the screen.

The bug was discovered 08/03/2004. The weakness was presented 12/31/2004 (Website). The advisory is shared for download at ubuntulinux.org. This vulnerability is handled as CVE-2004-2655 since 04/07/2006. The exploitation is known to be difficult. The attack may be launched remotely. No form of authentication is required for exploitation. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1592.

The vulnerability was handled as a non-public zero-day exploit for at least 150 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 21216 (Ubuntu 4.10 / 5.04 : xscreensaver vulnerability (USN-269-1)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Ubuntu Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 117715 (CentOS Security Update for XScreenSaver (CESA-2006:0498)).

Upgrading eliminates this vulnerability. A possible mitigation has been published 2 years after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (25763), Tenable (21216), SecurityFocus (BID 17471†), OSVDB (26167†) and Secunia (SA20226†). See VDB-21225 for similar entry. VulDB is the best source for vulnerability data and more expert information about this specific topic.

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: 🔍
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Exploitinginfo

Class: Information disclosure
CWE: CWE-200 / CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 21216
Nessus Name: Ubuntu 4.10 / 5.04 : xscreensaver vulnerability (USN-269-1)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
Nessus Port: 🔍

OpenVAS ID: 65595
OpenVAS Name: SLES9: Security update for xscreensaver
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Timelineinfo

08/03/2004 🔍
12/31/2004 +150 days 🔍
12/31/2004 +0 days 🔍
12/31/2004 +0 days 🔍
04/07/2006 +462 days 🔍
04/11/2006 +4 days 🔍
04/11/2006 +0 days 🔍
04/12/2006 +1 days 🔍
04/16/2006 +4 days 🔍
05/24/2006 +38 days 🔍
05/24/2006 +0 days 🔍
03/10/2015 +3212 days 🔍
06/16/2019 +1559 days 🔍

Sourcesinfo

Advisory: ubuntulinux.org
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2004-2655 (🔍)
GCVE (CVE): GCVE-0-2004-2655
GCVE (VulDB): GCVE-100-23528

OVAL: 🔍

X-Force: 25763
SecurityFocus: 17471 - XScreenSaver Local Password Disclosure Vulnerability
Secunia: 20226 - Red Hat update for xscreensaver, Less Critical
OSVDB: 26167 - CVE-2004-2655 - XScreenSaver - Security Bypass Issue
SecurityTracker: 1016150
Vulnerability Center: 11127 - rDesktop xScreensaver may Reveal Password, Medium

See also: 🔍

Entryinfo

Created: 03/10/2015 12:14
Updated: 06/16/2019 15:01
Changes: 03/10/2015 12:14 (74), 06/16/2019 15:01 (13)
Complete: 🔍
Cache ID: 216::103

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

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