VULNERABILITY INTELLIGENCE
CVE-2004-0847
CVSS score9.8 CRITICAL
EPSS probability75.70%
CISA KEVNot currently listed
Published2004-11-03
Last modified2026-06-16
CVSS vectorCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Description
The Microsoft .NET forms authentication capability for ASP.NET allows remote attackers to bypass authentication for .aspx files in restricted directories via a request containing a (1) "\" (backslash) or (2) "%5C" (encoded backslash), aka "Path Validation Vulnerability."
Weakness classification
- CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
Primary references
- cve@mitre.org — Exploit, Vendor Advisory
- cve@mitre.org — Broken Link
- cve@mitre.org — Third Party Advisory, US Government Resource
- cve@mitre.org — Third Party Advisory, VDB Entry
- cve@mitre.org — Third Party Advisory, US Government Resource
- cve@mitre.org
- cve@mitre.org — Third Party Advisory, VDB Entry
- cve@mitre.org — Third Party Advisory
- cve@mitre.org — Third Party Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Exploit, Vendor Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Broken Link
- af854a3a-2127-422b-91ae-364da2661108 — Third Party Advisory, US Government Resource