Vulnerability Description
SChannel in Microsoft Windows Vista SP2, Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8, Windows 8.1, Windows Server 2012 Gold and R2, and Windows RT Gold and 8.1 lacks the required extended master-secret binding support to ensure that a server's X.509 certificate is the same during renegotiation as it was before renegotiation, which allows man-in-the-middle attackers to obtain sensitive information or modify TLS session data via a "triple handshake attack," aka "Schannel TLS Triple Handshake Vulnerability."
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Microsoft | Windows 7 | - |
| Microsoft | Windows 8 | - |
| Microsoft | Windows 8.1 | - |
| Microsoft | Windows Rt | - |
| Microsoft | Windows Rt 8.1 | - |
| Microsoft | Windows Server 2008 | - |
| Microsoft | Windows Server 2012 | - |
| Microsoft | Windows Vista | - |
Related Weaknesses (CWE)
References
- http://www.securitytracker.com/id/1034124Third Party AdvisoryVDB Entry
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2015/ms15-12PatchVendor Advisory
- http://www.securitytracker.com/id/1034124Third Party AdvisoryVDB Entry
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2015/ms15-12PatchVendor Advisory
FAQ
What is CVE-2015-6112?
CVE-2015-6112 is a vulnerability with a CVSS score of 5.8 (MEDIUM). SChannel in Microsoft Windows Vista SP2, Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8, Windows 8.1, Windows Server 2012 Gold and R2, and Windows RT Gold and 8.1 lacks the required exte...
How severe is CVE-2015-6112?
CVE-2015-6112 has been rated MEDIUM with a CVSS base score of 5.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2015-6112?
Check the references section above for vendor advisories and patch information. Affected products include: Microsoft Windows 7, Microsoft Windows 8, Microsoft Windows 8.1, Microsoft Windows Rt, Microsoft Windows Rt 8.1.