Gnome yelp up to 2.19.89 URI yelp-window.c window_error format string

CVSS Meta Temp Score
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CTI Interest Score
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9.0$0-$5k0.00

Summaryinfo

A vulnerability marked as critical has been reported in Gnome yelp up to 2.19.89. Impacted is the function window_error of the file yelp-window.c of the component URI Handler. Performing a manipulation results in format string. This vulnerability is cataloged as CVE-2008-3533. Furthermore, there is an exploit available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in Gnome yelp up to 2.19.89. It has been classified as critical. This affects the function window_error of the file yelp-window.c of the component URI Handler. The manipulation with an unknown input leads to a format string vulnerability. CWE is classifying the issue as CWE-134. The product uses a function that accepts a format string as an argument, but the format string originates from an external source. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

Format string vulnerability in the window_error function in yelp-window.c in yelp in Gnome after 2.19.90 and before 2.24 allows remote attackers to execute arbitrary code via format string specifiers in an invalid URI on the command line, as demonstrated by use of yelp within (1) man or (2) ghelp URI handlers in Firefox, Evolution, and unspecified other programs.

The bug was discovered 08/05/2008. The weakness was shared 08/18/2008 by Aaron (Website). It is possible to read the advisory at bugs.launchpad.net. This vulnerability is uniquely identified as CVE-2008-3533 since 08/07/2008. 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 and a public exploit are known.

The exploit is shared for download at exploit-db.com. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 13 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 34090 (GLSA-200809-01 : yelp: User-assisted execution of arbitrary code), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Gentoo Local Security Checks and running in the context l.

Upgrading to version 2.19.90 eliminates this vulnerability. A possible mitigation has been published 3 weeks after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (44449), Exploit-DB (32248), Tenable (34090), SecurityFocus (BID 30690†) and OSVDB (47513†). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 10.0
VulDB Meta Temp Score: 9.0

VulDB Base Score: 10.0
VulDB Temp Score: 9.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Format string
CWE: CWE-134 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 34090
Nessus Name: GLSA-200809-01 : yelp: User-assisted execution of arbitrary code
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
Nessus Port: 🔍

OpenVAS ID: 860402
OpenVAS Name: Family Connections argv[1] Parameter Remote Arbitrary Command Execution Vulnerability
OpenVAS File: 🔍
OpenVAS Family: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Upgrade: yelp 2.19.90

Timelineinfo

08/05/2008 🔍
08/07/2008 +2 days 🔍
08/13/2008 +6 days 🔍
08/13/2008 +0 days 🔍
08/14/2008 +1 days 🔍
08/18/2008 +4 days 🔍
08/18/2008 +0 days 🔍
09/01/2008 +14 days 🔍
09/04/2008 +3 days 🔍
09/05/2008 +1 days 🔍
03/17/2015 +2384 days 🔍
12/25/2024 +3571 days 🔍

Sourcesinfo

Vendor: gnome.org

Advisory: bugs.launchpad.net
Researcher: Aaron
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2008-3533 (🔍)
GCVE (CVE): GCVE-0-2008-3533
GCVE (VulDB): GCVE-100-43719

OVAL: 🔍

X-Force: 44449
SecurityFocus: 30690 - Yelp Invalid URI Format String Vulnerability
Secunia: 31465 - Yelp Invalid URI Format String Vulnerability, Highly Critical
OSVDB: 47513 - CVE-2008-3533 - GNOME - Format String Issue
Vulnerability Center: 19346 - Gnome Yelp 2.19.90 - 2.23.1 Format String Vulnerability Allows Remote Code Execution, Medium
Vupen: ADV-2008-2393

scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 03/17/2015 12:19
Updated: 12/25/2024 23:48
Changes: 03/17/2015 12:19 (82), 08/16/2019 10:10 (6), 11/19/2024 22:44 (18), 12/25/2024 23:48 (4)
Complete: 🔍
Cache ID: 216:B9E:103

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

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