National Cyber Awareness System
Vulnerability Summary for CVE-2009-1902
Original release date:06/03/2009
Last revised:07/15/2009
Source:
US-CERT/NIST
Overview
The multipart processor in ModSecurity before 2.5.9 allows remote attackers to cause a denial of service (crash) via a multipart form datapost request with a missing part header name, which triggers a NULL pointer dereference.
Impact
CVSS Severity (version 2.0):
Impact Subscore:
6.9
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
References to Advisories, Solutions, and Tools
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External Source: FEDORA
Name: FEDORA-2009-2686
Type: Patch Information
External Source: FEDORA
Name: FEDORA-2009-2654
External Source: XF
Name: modsecurity-multipart-dos(49212)
External Source: VUPEN
Name: ADV-2009-0703
Type: Advisory
External Source: BID
Name: 34096
External Source: BUGTRAQ
Name: 20090319 [ISecAuditors Security Advisories] ModSecurity < 2.5.9 remote Denial of Service
External Source: OSVDB
Name: 52553
External Source: MILW0RM
Name: 8241
External Source: CONFIRM
Name: http://sourceforge.net/project/shownotes.php?release_id=667542&group_id=68846
External Source: GENTOO
Name: GLSA-200907-02
External Source: SECUNIA
Name: 35687
External Source: SECUNIA
Name: 34311
Type: Advisory
External Source: SECUNIA
Name: 34256
Type: Advisory
External Source: SUSE
Name: SUSE-SR:2009:011