CVE-2001-1186: Microsoft Internet Information Services

Medium severity, CVSS 5.0. EPSS: 34.7% chance of exploitation in the next 30 days.

Microsoft IIS 5.0 allows remote attackers to cause a denial of service via an HTTP request with a content-length value that is larger than the size of the request, which prevents IIS from timing out the connection.

Affected products

• Microsoft Internet Information Services: version 5.0 only

Published 2001-12-11. Last modified 2026-06-16.