National Cyber-Alert System
Vulnerability Summary for CVE-2002-1146
Original release date:10/11/2002
Last revised:09/10/2008
Source:
US-CERT/NIST
Overview
The BIND 4 and BIND 8.2.x stub resolver libraries, and other libraries such as glibc 2.2.5 and earlier, libc, and libresolv, use the maximum buffer size instead of the actual size when processing a DNS response, which causes the stub resolvers to read past the actual boundary ("read buffer overflow"), allowing remote attackers to cause a denial of service (crash).
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#738331
Name: VU#738331
Type: Advisory
External Source: XF
Name: dns-resolver-lib-read-bo(10295)
Type: Advisory
External Source: REDHAT
Name: RHSA-2003:212
External Source: REDHAT
Name: RHSA-2003:022
External Source: REDHAT
Name: RHSA-2002:258
External Source: REDHAT
Name: RHSA-2002:197
External Source: MANDRAKE
Name: MDKSA-2004:009
External Source: CONECTIVA
Name: CLA-2002:535
External Source: NETBSD
Name: NetBSD-SA2002-015
