Microsoft Active Directory Federation Services (AD FS) 2.0, 2.1, and 3.0, when a…
Priority MEDIUM 42CWE-264Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- Partial · None · None
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA. Impact type from CWE-264.
Summary
Microsoft Active Directory Federation Services (AD FS) 2.0, 2.1, and 3.0, when a configured SAML Relying Party lacks a sign-out endpoint, does not properly process logoff actions, which makes it easier for remote attackers to obtain access by leveraging an unattended workstation, aka "Active Directory Federation Services Information Disclosure Vulnerability."
Why it matters now
EPSS 0.20317 97th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 8
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:microsoft:active_directory_federation_services:2.1:*:*:*:*:*:*:* | 2.1 | Vulnerable | Microsoft |
| cpe:2.3:o:microsoft:windows_server_2012:*:*:*:*:*:x64:*:* | all versions | Running on | Microsoft |
| cpe:2.3:a:microsoft:active_directory_federation_services:2.0:*:*:*:*:*:*:* | 2.0 | Vulnerable | Microsoft |
| cpe:2.3:o:microsoft:windows_2008:*:sp2:*:*:*:*:x64:* | all versions | Running on | Microsoft |
| cpe:2.3:o:microsoft:windows_2008:*:sp2:*:*:*:*:x86:* | all versions | Running on | Microsoft |
| cpe:2.3:o:microsoft:windows_2008:r2:sp2:*:*:*:*:x64:* | r2 sp2 | Running on | Microsoft |
| cpe:2.3:a:microsoft:active_directory_federation_services:3.0:*:*:*:*:*:*:* | 3.0 | Vulnerable | Microsoft |
| cpe:2.3:o:microsoft:windows_server_2012:r2:*:*:*:*:x64:*:* | r2 | Running on | Microsoft |
- cpe:2.3:a:microsoft:active_directory_federation_services:2.1:*:*:*:*:*:*:* Versions 2.1 Vulnerable ·Microsoft
- cpe:2.3:o:microsoft:windows_server_2012:*:*:*:*:*:x64:*:* Versions all versions Running on ·Microsoft
- cpe:2.3:a:microsoft:active_directory_federation_services:2.0:*:*:*:*:*:*:* Versions 2.0 Vulnerable ·Microsoft
- cpe:2.3:o:microsoft:windows_2008:*:sp2:*:*:*:*:x64:* Versions all versions Running on ·Microsoft
- cpe:2.3:o:microsoft:windows_2008:*:sp2:*:*:*:*:x86:* Versions all versions Running on ·Microsoft
- cpe:2.3:o:microsoft:windows_2008:r2:sp2:*:*:*:*:x64:* Versions r2 sp2 Running on ·Microsoft
- cpe:2.3:a:microsoft:active_directory_federation_services:3.0:*:*:*:*:*:*:* Versions 3.0 Vulnerable ·Microsoft
- cpe:2.3:o:microsoft:windows_server_2012:r2:*:*:*:*:x64:*:* Versions r2 Running on ·Microsoft
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2014-6331
- 2026-10-03 Alias added: GHSA-4qc7-rj5q-mg48
References
More Microsoft Active Directory Federation Services vulnerabilities
- TI-2013-02777 Microsoft Active Directory Federation Services (AD FS) 1.x through 2.1 on Windows Server… CVSS 2.0MEDIUM 5.0
- TI-2018-12027 Microsoft ADFS 4.0 Windows Server 2016 and previous (Active Directory Federation… CVSS 3.0HIGH 8.6
- TI-2015-01575 Cross-site scripting (XSS) vulnerability in adfs/ls in Active Directory Federation… CVSS 2.0MEDIUM 4.3
Sources
- CVE-2014-6331 · CVE Program
- CVE-2014-6331 · NVD
- FIRST EPSS
- GHSA-4qc7-rj5q-mg48 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences