CVE-2003-0317: Iisprotect

High severity, CVSS 7.5. EPSS: 6% chance of exploitation in the next 30 days.

iisPROTECT 2.1 and 2.2 allows remote attackers to bypass authentication via an HTTP request containing URL-encoded characters.

Affected products

• Iisprotect Iisprotect: version 2.1 only; version 2.2 only

Published 2003-12-31. Last modified 2026-06-16.