CVE-1999-0253: IIS 3.0 with the iis-fix hotfix installed allows remote intruders to read source code for ASP programs by using a %2e in
Summary
IIS 3.0 with the iis-fix hotfix installed allows remote intruders to read source code for ASP programs by using a %2e instead of a . (dot) in the URL.
Severity
UNKNOWN
Source Attribution
Source: NVD · Updated: 2026-08-21T04:30:37.488Z · Confidence: high
Impact
Based on CVSS vector: n/a — assess confidentiality, integrity, and availability impact via the official vector documentation.
Affected Software
Fix
Upgrade affected software to the fixed version identified above. Apply vendor patches and monitor advisories before exposed systems go unpatched.