CVE-2004-0847

Published on: 10/06/2004 12:00:00 AM UTC

Last Modified on: 03/23/2021 11:28:12 PM UTC

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Certain versions of Asp.net from Microsoft contain the following vulnerability:

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."

  • CVE-2004-0847 has been assigned by URL Logo [email protected] to track the vulnerability - currently rated as CRITICAL severity.

CVSS3 Score: 9.8 - CRITICAL

Attack
Vector
Attack
Complexity
Privileges
Required
User
Interaction
NETWORK LOW NONE NONE
Scope Confidentiality
Impact
Integrity
Impact
Availability
Impact
UNCHANGED HIGH HIGH HIGH

CVSS2 Score: 7.5 - HIGH

Access
Vector
Access
Complexity
Authentication
NETWORK LOW NONE
Confidentiality
Impact
Integrity
Impact
Availability
Impact
PARTIAL PARTIAL PARTIAL

CVE References

Description Tags Link
Microsoft Security Bulletin MS05-004 - Important | Microsoft Docs docs.microsoft.com
text/html
URL Logo MS MS05-004
Repository / Oval Repository Third Party Advisory
oval.cisecurity.org
text/html
URL Logo OVAL oval:org.mitre.oval:def:3556
Microsoft ASP.NET URI Canonicalization Unauthorized Web Access Vulnerability Third Party Advisory
VDB Entry
cve.report (archive)
text/html
URL Logo BID 11342
SourceForge.net: owasp-dotnet Broken Link
web.archive.org
text/html
Inactive LinkNot Archived
URL Logo MISC sourceforge.net/mailarchive/forum.php?thread_id=5671607&forum_id=24754
US-CERT Technical Cyber Security Alert TA05-039A -- Multiple Vulnerabilities in Microsoft Windows Components Third Party Advisory
US Government Resource
www.us-cert.gov
text/html
URL Logo CERT TA05-039A
Repository / Oval Repository Third Party Advisory
oval.cisecurity.org
text/html
URL Logo OVAL oval:org.mitre.oval:def:4987
Neohapsis Archives - NTBugtraq - #0221 - Security bug in .NET Forms Authentication Exploit
Vendor Advisory
web.archive.org
text/html
Inactive LinkNot Archived
URL Logo NTBUGTRAQ 20040914 Security bug in .NET Forms Authentication
IBM X-Force Exchange Third Party Advisory
VDB Entry
exchange.xforce.ibmcloud.com
text/html
URL Logo XF windows-forms-security-bypass(17644)
US-CERT Vulnerability Note VU#283646 Third Party Advisory
US Government Resource
www.kb.cert.org
text/html
URL Logo CERT-VN VU#283646

Known Affected Configurations (CPE V2.3)

Type Vendor Product Version Update Edition Language
ApplicationMicrosoftAsp.net1.1sp1AllAll
ApplicationMicrosoftAsp.net1.1sp1AllAll
ApplicationMicrosoftAsp.netAllAllAllAll
  • cpe:2.3:a:microsoft:asp.net:1.1:sp1:*:*:*:*:*:*:
  • cpe:2.3:a:microsoft:asp.net:1.1:sp1:*:*:*:*:*:*:
  • cpe:2.3:a:microsoft:asp.net:*:*:*:*:*:*:*:*:
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