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Vulnerability Score 7.5 7.5
CVE Id CVE-2002-0511
Last Modified 05 Sep 2008 04:28:13
Published 12 Aug 2002 12:00:00
Confidentiality Impact PARTIAL PARTIAL
Integrity Impact PARTIAL PARTIAL
Availability Impact PARTIAL PARTIAL
Access Vector NETWORK
Access Complexity LOW
Authentication NONE



The default configuration of Name Service Cache Daemon (nscd) in Caldera OpenLinux 3.1 and 3.1.1 uses cached PTR records instead of consulting the authoritative DNS server for the A record, which could make it easier for remote attackers to bypass applications that restrict access based on host names.

Vulnerable Systems


  • Nscd 2.2.4


BID - 4399

XF - nscd-dns-ptr-validation(8745)

CALDERA - CSSA-2002-013.0

Last Updated: 27 May 2016 10:36:57