National Cyber-Alert System
Vulnerability Summary for CVE-2004-0809
Original release date:09/16/2004
Last revised:08/21/2010
Source:
US-CERT/NIST
Overview
The mod_dav module in Apache 2.0.50 and earlier allows remote attackers to cause a denial of service (child process crash) via a certain sequence of LOCK requests for a location that allows WebDAV authoring access.
Impact
CVSS Severity (version 2.0 incomplete approximation):
Impact Subscore:
2.9
Exploitability Subscore:
10.0
CVSS Version 2 Metrics:
Access Vector: Network exploitable
Access Complexity: Low
Authentication: Not required to exploit
Impact Type:Allows disruption of serviceUnknown
Official Statement from Apache (07/02/2008)
Fixed in Apache HTTP Server 2.0.51:
http://httpd.apache.org/security/vulnerabilities_20.html
References to Advisories, Solutions, and Tools
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External Source: XF
Name: apache-moddav-lock-dos(17366)
Type: Advisory; Patch Information
External Source: TRUSTIX
Name: 2004-0047
Type: Advisory; Patch Information; Exploit
External Source: GENTOO
Name: GLSA-200409-21
Type: Advisory; Patch Information
External Source: DEBIAN
Name: DSA-558
Type: Advisory; Patch Information
External Source: REDHAT
Name: RHSA-2004:463
Type: Advisory
External Source: OVAL
Name: oval:org.mitre.oval:def:9588
External Source: CONFIRM
Name: http://cvs.apache.org/viewcvs.cgi/httpd-2.0/modules/dav/fs/lock.c?r1=1.32&r2=1.33
References to Check Content
Identifier:oval:org.mitre.oval:def:9588
Check System:http://oval.mitre.org/XMLSchema/oval-definitions-5