CVE-2000-0025: Microsoft Internet Information Server

Medium severity, CVSS 5.0. EPSS: 34.9% chance of exploitation in the next 30 days.

IIS 4.0 and Site Server 3.0 allow remote attackers to read source code for ASP files if the file is in a virtual directory whose name includes extensions such as .com, .exe, .sh, .cgi, or .dll, aka the "Virtual Directory Naming" vulnerability.

Affected products

• Microsoft Internet Information Server: version 4.0 only
• Microsoft Site Server: version 3.0 only
• Microsoft Site Server Commerce: version 3.0 only

Published 1999-12-21. Last modified 2026-06-16.