Vulnerabilities
Misconfiguration
Compliance
CVE Vulnerabilities

CVE-2008-3656

Published: Aug 13, 2008 | Modified: Apr 09, 2025
CVSS 3.x
N/A
Source:
NVD
CVSS 2.x
7.8 HIGH
AV:N/AC:L/Au:N/C:N/I:N/A:C
RedHat/V2
RedHat/V3
Ubuntu
MEDIUM
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Additional information
NVDhttps://nvd.nist.gov/vuln/detail/CVE-2008-3656
CWEhttps://cwe.mitre.org/data/definitions/399.html

Algorithmic complexity vulnerability in the WEBrick::HTTPUtils.split_header_value function in WEBrick::HTTP::DefaultFileHandler in WEBrick in Ruby 1.8.5 and earlier, 1.8.6 through 1.8.6-p286, 1.8.7 through 1.8.7-p71, and 1.9 through r18423 allows context-dependent attackers to cause a denial of service (CPU consumption) via a crafted HTTP request that is processed by a backtracking regular expression.

Affected Software

NameVendorStart VersionEnd Version
RubyRuby-lang*1.8.5 (including)
RubyRuby-lang1.6.8 (including)1.6.8 (including)
RubyRuby-lang1.8.0 (including)1.8.0 (including)
RubyRuby-lang1.8.1 (including)1.8.1 (including)
RubyRuby-lang1.8.1–9 (including)1.8.1–9 (including)
RubyRuby-lang1.8.2 (including)1.8.2 (including)
RubyRuby-lang1.8.2-preview2 (including)1.8.2-preview2 (including)
RubyRuby-lang1.8.2-preview3 (including)1.8.2-preview3 (including)
RubyRuby-lang1.8.2-preview4 (including)1.8.2-preview4 (including)
RubyRuby-lang1.8.3 (including)1.8.3 (including)
RubyRuby-lang1.8.3-preview1 (including)1.8.3-preview1 (including)
RubyRuby-lang1.8.3-preview2 (including)1.8.3-preview2 (including)
RubyRuby-lang1.8.3-preview3 (including)1.8.3-preview3 (including)
RubyRuby-lang1.8.4 (including)1.8.4 (including)
RubyRuby-lang1.8.4-preview1 (including)1.8.4-preview1 (including)
RubyRuby-lang1.8.4-preview2 (including)1.8.4-preview2 (including)
RubyRuby-lang1.8.4-preview3 (including)1.8.4-preview3 (including)
RubyRuby-lang1.8.5-p11 (including)1.8.5-p11 (including)
RubyRuby-lang1.8.5-p113 (including)1.8.5-p113 (including)
RubyRuby-lang1.8.5-p115 (including)1.8.5-p115 (including)
RubyRuby-lang1.8.5-p12 (including)1.8.5-p12 (including)
RubyRuby-lang1.8.5-p2 (including)1.8.5-p2 (including)
RubyRuby-lang1.8.5-p35 (including)1.8.5-p35 (including)
RubyRuby-lang1.8.5-preview1 (including)1.8.5-preview1 (including)
RubyRuby-lang1.8.5-preview2 (including)1.8.5-preview2 (including)
RubyRuby-lang1.8.5-preview3 (including)1.8.5-preview3 (including)
RubyRuby-lang1.8.5-preview4 (including)1.8.5-preview4 (including)
RubyRuby-lang1.8.5-preview5 (including)1.8.5-preview5 (including)
RubyRuby-lang1.8.6 (including)1.8.6 (including)
RubyRuby-lang1.8.6-p110 (including)1.8.6-p110 (including)
RubyRuby-lang1.8.6-p114 (including)1.8.6-p114 (including)
RubyRuby-lang1.8.6-preview1 (including)1.8.6-preview1 (including)
RubyRuby-lang1.8.6-preview2 (including)1.8.6-preview2 (including)
RubyRuby-lang1.8.6-preview3 (including)1.8.6-preview3 (including)
RubyRuby-lang1.8.7 (including)1.8.7 (including)
RubyRuby-lang1.8.7-p17 (including)1.8.7-p17 (including)
RubyRuby-lang1.8.7-p22 (including)1.8.7-p22 (including)
RubyRuby-lang1.8.7-p71 (including)1.8.7-p71 (including)
RubyRuby-lang1.8.7-preview1 (including)1.8.7-preview1 (including)
RubyRuby-lang1.8.7-preview2 (including)1.8.7-preview2 (including)
RubyRuby-lang1.8.7-preview3 (including)1.8.7-preview3 (including)
RubyRuby-lang1.8.7-preview4 (including)1.8.7-preview4 (including)
RubyRuby-lang1.9.0 (including)1.9.0 (including)
Red Hat Enterprise Linux 4RedHatruby-0:1.8.1-7.el4_7.1*
Red Hat Enterprise Linux 5RedHatruby-0:1.8.5-5.el5_2.5*
Ruby1.8Ubuntudapper*
Ruby1.8Ubuntufeisty*
Ruby1.8Ubuntugutsy*
Ruby1.8Ubuntuhardy*
Ruby1.8Ubuntuupstream*
Ruby1.9Ubuntudapper*
Ruby1.9Ubuntufeisty*
Ruby1.9Ubuntugutsy*
Ruby1.9Ubuntuhardy*
Ruby1.9Ubuntuintrepid*
Ruby1.9Ubuntujaunty*
Ruby1.9Ubuntukarmic*
Ruby1.9Ubuntulucid*
Ruby1.9Ubuntuupstream*

References

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