CVE-2001-0545: Microsoft Internet Information Server

Medium severity, CVSS 5.0. EPSS: 18.3% chance of exploitation in the next 30 days.

IIS 4.0 with URL redirection enabled allows remote attackers to cause a denial of service (crash) via a malformed request that specifies a length that is different than the actual length.

Affected products

• Microsoft Internet Information Server: version 4.0 only

Published 2001-10-30. Last modified 2026-06-16.