file 4.20 Regular Expression denial of service

CVSS Meta Temp Score
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CTI Interest Score
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6.7$0-$5k0.00

Summaryinfo

A vulnerability marked as problematic has been reported in file 4.20. Impacted is an unknown function of the component Regular Expression. The manipulation leads to denial of service. This vulnerability is listed as CVE-2007-2026. There is no available exploit. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, has been found in file 4.20. This issue affects an unknown code of the component Regular Expression. The manipulation with an unknown input leads to a denial of service vulnerability. Using CWE to declare the problem leads to CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. Impacted is availability. The summary by CVE is:

The gnu regular expression code in file 4.20 allows context-dependent attackers to cause a denial of service (CPU consumption) via a crafted document with a large number of line feed characters, which is not well handled by OS/2 REXX regular expressions that use wildcards, as originally reported for AMaViS.

The bug was discovered 04/17/2007. The weakness was presented 04/13/2007 (Website). The advisory is shared at bugs.gentoo.org. The identification of this vulnerability is CVE-2007-2026 since 04/13/2007. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Neither technical details nor an exploit are publicly available.

It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 25439 (Mandrake Linux Security Advisory : file (MDKSA-2007:114)), 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. A possible mitigation has been published 2 months after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (34062), Tenable (25439), SecurityFocus (BID 24146†), OSVDB (34995†) and Secunia (SA24918†). See VDB-36949 for similar entry. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

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Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
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CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 6.7

VulDB Base Score: 7.5
VulDB Temp Score: 6.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Denial of service
CWE: CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Proof-of-Concept

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 25439
Nessus Name: Mandrake Linux Security Advisory : file (MDKSA-2007:114)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
Nessus Port: 🔍

OpenVAS ID: 58635
OpenVAS Name: Debian Security Advisory DSA 1343-2 (file)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Timelineinfo

04/13/2007 🔍
04/13/2007 +0 days 🔍
04/13/2007 +0 days 🔍
04/13/2007 +0 days 🔍
04/17/2007 +4 days 🔍
04/18/2007 +1 days 🔍
04/23/2007 +5 days 🔍
05/24/2007 +31 days 🔍
06/05/2007 +12 days 🔍
06/07/2007 +2 days 🔍
03/13/2015 +2836 days 🔍
07/18/2019 +1588 days 🔍

Sourcesinfo

Advisory: bugs.gentoo.org
Status: Not defined
Confirmation: 🔍

CVE: CVE-2007-2026 (🔍)
GCVE (CVE): GCVE-0-2007-2026
GCVE (VulDB): GCVE-100-36173
X-Force: 34062
SecurityFocus: 24146 - File Multiple Denial of Service Vulnerabilities
Secunia: 24918
OSVDB: 34995 - CVE-2007-2026 - gentoo - file - Denial-of-Service Issue
Vulnerability Center: 14927 - file 4.20 Denial of Service in GNU Regular Expression Code, Medium
Vupen: ADV-2007-2071

See also: 🔍

Entryinfo

Created: 03/13/2015 14:56
Updated: 07/18/2019 11:39
Changes: 03/13/2015 14:56 (69), 07/18/2019 11:39 (11)
Complete: 🔍
Cache ID: 216::103

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