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Last updated: 5/28/2016 11:58:48 AM

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National Cyber Awareness System

Vulnerability Summary for CVE-2008-3905

Original release date: 09/04/2008
Last revised: 03/07/2011


resolv.rb in Ruby 1.8.5 and earlier, 1.8.6 before 1.8.6-p287, 1.8.7 before 1.8.7-p72, and 1.9 r18423 and earlier uses sequential transaction IDs and constant source ports for DNS requests, which makes it easier for remote attackers to spoof DNS responses, a different vulnerability than CVE-2008-1447.


CVSS Severity (version 2.0):
CVSS v2 Base Score: 5.8 MEDIUM
Impact Subscore: 4.9
Exploitability Subscore: 8.6
CVSS Version 2 Metrics:
Access Vector: Network exploitable
Access Complexity: Medium
Authentication: Not required to exploit
Impact Type: Allows unauthorized modification; Allows disruption of service

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External Source: MLIST
Name: [oss-security] 20080903 CVE Request (ruby -- DNS spoofing vulnerability in resolv.rb)
External Source: UBUNTU
Name: USN-651-1
External Source: DEBIAN
Name: DSA-1652
External Source: SLACKWARE
Name: SSA:2008-334-01
External Source: VUPEN
Name: ADV-2008-2334
External Source: DEBIAN
Name: DSA-1651
External Source: CONFIRM
Name: http://support.avaya.com/elmodocs2/security/ASA-2008-424.htm
External Source: MLIST
Name: [oss-security] 20080904 Re: CVE Request (ruby -- DNS spoofing vulnerability
External Source: REDHAT
Name: RHSA-2008:0897
External Source: OVAL
Name: oval:org.mitre.oval:def:10034
External Source: GENTOO
Name: GLSA-200812-17
External Source: FEDORA
Name: FEDORA-2008-8738
External Source: FEDORA
Name: FEDORA-2008-8736
External Source: CONFIRM
Name: http://www.ruby-lang.org/en/news/2008/08/08/multiple-vulnerabilities-in-ruby/
Type: Patch Information
External Source: XF
Name: ruby-resolv-dns-spoofing(45935)
External Source: BID
Name: 31699

References to Check Content

Identifier: oval:org.mitre.oval:def:10034
Check System: http://oval.mitre.org/XMLSchema/oval-definitions-5

Technical Details

Vulnerability Type (View All)