National Cyber Awareness System
Vulnerability Summary for CVE-2010-0295
Original release date:02/03/2010
Last revised:01/26/2011
Source:
US-CERT/NIST
Overview
lighttpd before 1.4.26, and 1.5.x, allocates a buffer for each read operation that occurs for a request, which allows remote attackers to cause a denial of service (memory consumption) by breaking a request into small pieces that are sent at a slow rate.
Impact
CVSS Severity (version 2.0):
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
References to Advisories, Solutions, and Tools
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External Source: BID
Name: 38036
Type: Patch Information; Exploit
External Source: CONFIRM
Name: http://download.lighttpd.net/lighttpd/security/lighttpd_sa_2010_01.txt
Type: Patch Information
External Source: CONFIRM
Name: http://download.lighttpd.net/lighttpd/security/lighttpd-1.5_fix_slow_request_dos.patch
Type: Patch Information
External Source: CONFIRM
Name: http://download.lighttpd.net/lighttpd/security/lighttpd-1.4.x_fix_slow_request_dos.patch
Type: Patch Information
External Source: XF
Name: lighttpd-slow-request-dos(56038)
External Source: VUPEN
Name: ADV-2011-0172
External Source: MLIST
Name: [oss-security] 20100202 lighttpd: slow request dos/oom attack [CVE-2010-0295]
External Source: DEBIAN
Name: DSA-1987
External Source: GENTOO
Name: GLSA-201006-17
External Source: SECUNIA
Name: 39765
External Source: SECUNIA
Name: 38403
Type: Advisory
External Source: CONFIRM
Name: http://redmine.lighttpd.net/projects/lighttpd/repository/revisions/2711
External Source: CONFIRM
Name: http://redmine.lighttpd.net/projects/lighttpd/repository/revisions/2710
External Source: CONFIRM
Name: http://redmine.lighttpd.net/issues/2147
External Source: SUSE
Name: SUSE-SR:2010:003
External Source: FEDORA
Name: FEDORA-2010-7643
External Source: FEDORA
Name: FEDORA-2010-7611
External Source: FEDORA
Name: FEDORA-2010-7636
External Source: CONFIRM
Name: http://blogs.sun.com/security/entry/cve_2010_0295_vulnerability_in
Technical Details
- Resource Management Errors (CWE-399)