CVE-2000-0884: Microsoft Internet Information Server

High severity, CVSS 7.5. EPSS: 63.3% chance of exploitation in the next 30 days.

IIS 4.0 and 5.0 allows remote attackers to read documents outside of the web root, and possibly execute arbitrary commands, via malformed URLs that contain UNICODE encoded characters, aka the "Web Server Folder Traversal" vulnerability.

Affected products

• Microsoft Internet Information Server: version 4.0 only
• Microsoft Internet Information Services: version 5.0 only

Published 2000-12-19. Last modified 2026-09-23.