National Cyber Awareness System
Vulnerability Summary for CVE-2008-4100
Original release date:09/18/2008
Last revised:09/19/2008
Source:
US-CERT/NIST
Overview
GNU adns 1.4 and earlier uses a fixed source port and sequential transaction IDs for DNS requests, which makes it easier for remote attackers to spoof DNS responses, a different vulnerability than CVE-2008-1447. NOTE: the vendor reports that this is intended behavior and is compatible with the product's intended role in a trusted environment.
Impact
CVSS Severity (version 2.0):
Impact Subscore:
4.9
Exploitability Subscore:
10.0
CVSS Version 2 Metrics:
Access Vector: Network exploitable
Access Complexity: Low
Authentication: Not required to exploit
Impact Type:Allows unauthorized modification; Allows disruption of service
References to Advisories, Solutions, and Tools
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External Source: MLIST
Name: [oss-security] 20080915 Re: CVE Request (ruby -- DNS spoofing vulnerability in resolv.rb)
External Source: MLIST
Name: [oss-security] 20080911 Re: CVE Request (ruby -- DNS spoofing vulnerability in resolv.rb)
External Source: MILW0RM
Name: 6197
External Source: CONFIRM
Name: http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=492698