CVE-2007-2815: Microsoft Internet Information Services

High severity, CVSS 10.0. EPSS: 73.4% chance of exploitation in the next 30 days.

The "hit-highlighting" functionality in webhits.dll in Microsoft Internet Information Services (IIS) Web Server 5.0 only uses Windows NT ACL configuration, which allows remote attackers to bypass NTLM and basic authentication mechanisms and access private web directories via the CiWebhitsfile parameter to null.htw.

Affected products

• Microsoft Internet Information Services: version 5.0 only

Published 2007-05-22. Last modified 2026-06-16.