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Last updated: 2/14/2016 3:57:36 PM

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Vulnerability Summary for CVE-2010-0295

Original release date: 02/03/2010
Last revised: 01/26/2011


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.


CVSS Severity (version 2.0):
CVSS v2 Base Score: 5.0 MEDIUM
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 service

References to Advisories, Solutions, and Tools

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External Source: CONFIRM
Name: http://download.lighttpd.net/lighttpd/security/lighttpd-1.4.x_fix_slow_request_dos.patch
Type: Patch Information
External Source: CONFIRM
Name: http://redmine.lighttpd.net/issues/2147
External Source: CONFIRM
Name: http://blogs.sun.com/security/entry/cve_2010_0295_vulnerability_in
External Source: CONFIRM
Name: http://redmine.lighttpd.net/projects/lighttpd/repository/revisions/2710
External Source: CONFIRM
Name: http://redmine.lighttpd.net/projects/lighttpd/repository/revisions/2711
External Source: CONFIRM
Name: http://download.lighttpd.net/lighttpd/security/lighttpd_sa_2010_01.txt
Type: Patch Information
External Source: DEBIAN
Name: DSA-1987
External Source: GENTOO
Name: GLSA-201006-17
External Source: FEDORA
Name: FEDORA-2010-7636
External Source: VUPEN
Name: ADV-2011-0172
External Source: SUSE
Name: SUSE-SR:2010:003
External Source: BID
Name: 38036
Type: Patch Information; Exploit
External Source: CONFIRM
Name: http://download.lighttpd.net/lighttpd/security/lighttpd-1.5_fix_slow_request_dos.patch
Type: Patch Information
External Source: FEDORA
Name: FEDORA-2010-7611
External Source: MLIST
Name: [oss-security] 20100202 lighttpd: slow request dos/oom attack [CVE-2010-0295]
External Source: FEDORA
Name: FEDORA-2010-7643
External Source: XF
Name: lighttpd-slow-request-dos(56038)

Vulnerable software and versions

+ Configuration 1
+ OR
* cpe:/a:lighttpd:lighttpd:1.4.18
* cpe:/a:lighttpd:lighttpd:1.4.2
* cpe:/a:lighttpd:lighttpd:1.4.3
* cpe:/a:lighttpd:lighttpd:1.4.4
* cpe:/a:lighttpd:lighttpd:1.4.5
* cpe:/a:lighttpd:lighttpd:1.4.6
* cpe:/a:lighttpd:lighttpd:1.4.7
* cpe:/a:lighttpd:lighttpd:1.4.8
* cpe:/a:lighttpd:lighttpd:1.4.9
* cpe:/a:lighttpd:lighttpd:1.4.19
* cpe:/a:lighttpd:lighttpd:1.4.17
* cpe:/a:lighttpd:lighttpd:1.4.16
* cpe:/a:lighttpd:lighttpd:1.4.15
* cpe:/a:lighttpd:lighttpd:1.4.14
* cpe:/a:lighttpd:lighttpd:1.4.13
* cpe:/a:lighttpd:lighttpd:1.4.12
* cpe:/a:lighttpd:lighttpd:1.4.11
* cpe:/a:lighttpd:lighttpd:1.4.10
* cpe:/a:lighttpd:lighttpd:1.4.0
* cpe:/a:lighttpd:lighttpd:1.3.9
* cpe:/a:lighttpd:lighttpd:1.3.8
* cpe:/a:lighttpd:lighttpd:1.3.6
* cpe:/a:lighttpd:lighttpd:1.3.5
* cpe:/a:lighttpd:lighttpd:1.3.4
* cpe:/a:lighttpd:lighttpd:1.3.3
* cpe:/a:lighttpd:lighttpd:1.3.2
* cpe:/a:lighttpd:lighttpd:1.3.16
* cpe:/a:lighttpd:lighttpd:1.3.15
* cpe:/a:lighttpd:lighttpd:1.3.14
* cpe:/a:lighttpd:lighttpd:1.3.13
* cpe:/a:lighttpd:lighttpd:1.3.12
* cpe:/a:lighttpd:lighttpd:1.3.11
* cpe:/a:lighttpd:lighttpd:1.3.10
* cpe:/a:lighttpd:lighttpd:1.3.1
* cpe:/a:lighttpd:lighttpd:1.3.0
* cpe:/a:lighttpd:lighttpd:1.2.8
* cpe:/a:lighttpd:lighttpd:1.2.7
* cpe:/a:lighttpd:lighttpd:1.2.6
* cpe:/a:lighttpd:lighttpd:1.2.5
* cpe:/a:lighttpd:lighttpd:1.2.3
* cpe:/a:lighttpd:lighttpd:1.2.2
* cpe:/a:lighttpd:lighttpd:1.2.1
* cpe:/a:lighttpd:lighttpd:1.2.0
* cpe:/a:lighttpd:lighttpd:1.1.9
* cpe:/a:lighttpd:lighttpd:1.1.8
* cpe:/a:lighttpd:lighttpd:1.1.7
* cpe:/a:lighttpd:lighttpd:1.1.6
* cpe:/a:lighttpd:lighttpd:1.1.5
* cpe:/a:lighttpd:lighttpd:1.1.4
* cpe:/a:lighttpd:lighttpd:1.1.3
* cpe:/a:lighttpd:lighttpd:1.1.2
* cpe:/a:lighttpd:lighttpd:1.1.1
* cpe:/a:lighttpd:lighttpd:1.1.0
* cpe:/a:lighttpd:lighttpd:1.0.3
* cpe:/a:lighttpd:lighttpd:1.0.2
* cpe:/a:lighttpd:lighttpd:1.4.20
* cpe:/a:lighttpd:lighttpd:1.4.21
* cpe:/a:lighttpd:lighttpd:1.4.22
* cpe:/a:lighttpd:lighttpd:1.4.23
* cpe:/a:lighttpd:lighttpd:1.4.24
* cpe:/a:lighttpd:lighttpd:1.4.25 and previous versions
* cpe:/a:lighttpd:lighttpd:1.5.0

* Denotes Vulnerable Software
Changes related to vulnerability configurations

Technical Details

Vulnerability Type (View All)
  • Resource Management Errors (CWE-399)