CVE-2003-0251: Nis Ypserv Nis Server

Medium severity, CVSS 5.0. EPSS: 2.7% chance of exploitation in the next 30 days.

ypserv NIS server before 2.7 allows remote attackers to cause a denial of service via a TCP client request that does not respond to the server, which causes ypserv to block.

Affected products

• Nis Ypserv Nis Server: up to and including 2.7

Published 2003-07-24. Last modified 2026-06-16.