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Last updated: 8/27/2014 5:21:33 PM

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National Cyber Awareness System

Vulnerability Summary for CVE-2008-2726

Original release date: 06/24/2008
Last revised: 10/11/2011
Source: US-CERT/NIST

Overview

Integer overflow in the (1) rb_ary_splice function in Ruby 1.8.4 and earlier, 1.8.5 before 1.8.5-p231, 1.8.6 before 1.8.6-p230, 1.8.7 before 1.8.7-p22, and 1.9.0 before 1.9.0-2; and (2) the rb_ary_replace function in 1.6.x allows context-dependent attackers to trigger memory corruption, aka the "beg + rlen" issue. NOTE: as of 20080624, there has been inconsistent usage of multiple CVE identifiers related to Ruby. The CVE description should be regarded as authoritative, although it is likely to change.

Impact

CVSS Severity (version 2.0):
CVSS v2 Base Score: 7.8 (HIGH) (AV:N/AC:L/Au:N/C:N/I:N/A:C) (legend)
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 service

References to Advisories, Solutions, and Tools

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External Source: DEBIAN
Name: DSA-1618
External Source: SECUNIA
Name: 30875
Type: Advisory
External Source: UBUNTU
Name: USN-621-1
External Source: SECUNIA
Name: 33178
Type: Advisory
External Source: VUPEN
Name: ADV-2008-1907
Type: Advisory
External Source: BUGTRAQ
Name: 20080626 rPSA-2008-0206-1 ruby
External Source: SECUNIA
Name: 31090
Type: Advisory
External Source: SECUNIA
Name: 30802
Type: Advisory
External Source: SECUNIA
Name: 31181
Type: Advisory
External Source: SECUNIA
Name: 30831
Type: Advisory
External Source: SECTRACK
Name: 1020347
External Source: MISC
Name: http://www.ruby-forum.com/topic/157034
External Source: MISC
Name: http://blog.phusion.nl/2008/06/23/ruby-186-p230187-broke-your-app-ruby-enterprise-edition-to-the-rescue/
External Source: GENTOO
Name: GLSA-200812-17
External Source: CONFIRM
Name: http://wiki.rpath.com/wiki/Advisories:rPSA-2008-0206
External Source: CONFIRM
Name: http://www.ruby-lang.org/en/news/2008/06/20/arbitrary-code-execution-vulnerabilities/
Type: Patch Information
External Source: SECUNIA
Name: 30894
Type: Advisory
External Source: SECUNIA
Name: 31687
Type: Advisory
External Source: CONFIRM
Name: http://support.apple.com/kb/HT2163
External Source: CONFIRM
Name: http://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=rev&revision=17460
External Source: APPLE
Name: APPLE-SA-2008-06-30
External Source: SUSE
Name: SUSE-SR:2008:017
External Source: SECUNIA
Name: 31256
Type: Advisory
External Source: MISC
Name: http://www.matasano.com/log/1070/updates-on-drew-yaos-terrible-ruby-vulnerabilities/
External Source: CONFIRM
Name: https://bugs.launchpad.net/ubuntu/+source/ruby1.8/+bug/241657
External Source: MISC
Name: http://weblog.rubyonrails.org/2008/6/21/multiple-ruby-security-vulnerabilities
External Source: VUPEN
Name: ADV-2008-1981
Type: Advisory
External Source: CONFIRM
Name: https://issues.rpath.com/browse/RPL-2626
External Source: XF
Name: ruby-rbarysplice-begrlen-code-execution(43351)
External Source: DEBIAN
Name: DSA-1612
External Source: MANDRIVA
Name: MDVSA-2008:141
External Source: REDHAT
Name: RHSA-2008:0561
External Source: FEDORA
Name: FEDORA-2008-5649
External Source: MANDRIVA
Name: MDVSA-2008:142
External Source: SECUNIA
Name: 31062
Type: Advisory
External Source: BID
Name: 29903
External Source: SECUNIA
Name: 30867
Type: Advisory
External Source: SLACKWARE
Name: SSA:2008-179-01
External Source: MANDRIVA
Name: MDVSA-2008:140
External Source: MISC
Name: http://www.rubyinside.com/june-2008-ruby-security-vulnerabilities-927.html
External Source: MLIST
Name: [fedora-security-commits] 20080620 fedora-security/audit f10, 1.7, 1.8 f8, 1.225, 1.226 f9, 1.215, 1.216
External Source: OVAL
Name: oval:org.mitre.oval:def:9959
External Source: MISC
Name: http://www.zedshaw.com/rants/the_big_ruby_vulnerabilities.html

References to Check Content

Identifier: oval:org.mitre.oval:def:9959
Check System: http://oval.mitre.org/XMLSchema/oval-definitions-5

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