National Cyber-Alert System
Vulnerability Summary for CVE-2003-0688
Original release date:10/20/2003
Last revised:09/10/2008
Source:
US-CERT/NIST
Overview
The DNS map code in Sendmail 8.12.8 and earlier, when using the "enhdnsbl" feature, does not properly initialize certain data structures, which allows remote attackers to cause a denial of service (process crash) via an invalid DNS response that causes Sendmail to free incorrect data.
Impact
CVSS Severity (version 2.0):
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 serviceUnknown
References to Advisories, Solutions, and Tools
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US-CERT Vulnerability Note: VU#993452
Name: VU#993452
External Source: REDHAT
Name: RHSA-2003:265
Type: Advisory; Patch Information
External Source: CONFIRM
Name: http://www.sendmail.org/dnsmap1.html
External Source: SUSE
Name: SuSE-SA:2003:035
External Source: SGI
Name: 20030803-01-P
External Source: MANDRAKE
Name: MDKSA-2003:086
External Source: CONECTIVA
Name: CLA-2003:727
US Government Resource: oval:org.mitre.oval:def:597
Name: oval:org.mitre.oval:def:597
Type: Tool Signature
