CVE-2003-0011: Microsoft Isa Server

Medium severity, CVSS 5.0. EPSS: 13.3% chance of exploitation in the next 30 days.

Unknown vulnerability in the DNS intrusion detection application filter for Microsoft Internet Security and Acceleration (ISA) Server 2000 allows remote attackers to cause a denial of service (blocked traffic to DNS servers) via a certain type of incoming DNS request that is not properly handled.

Affected products

• Microsoft Isa Server: version 2000 only

Published 2003-03-24. Last modified 2026-06-16.