CVE-2015-1637

 

Published at: - 06-03-2015 06:59

Last modified: - 12-01-2023 08:34

Total changes: - 6

Description

Schannel (aka Secure Channel) in Microsoft Windows Server 2003 SP2, 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 does not properly restrict TLS state transitions, which makes it easier for remote attackers to conduct cipher-downgrade attacks to EXPORT_RSA ciphers via crafted TLS traffic, related to the "FREAK" issue, a different vulnerability than CVE-2015-0204 and CVE-2015-1067.

Common Vulnerability Scoring System (CVSS)

AV:N/AC:M/Au:N/C:N/I:P/A:N

 

Verification logic

 

Reference

• https://technet.microsoft.com/library/security/3046015
• https://freakattack.com/
• 1031833-Third Party Advisory, VDB Entry
• 72965-Third Party Advisory, VDB Entry
• MS15-031-Patch, Vendor Advisory
• http://web.archive.org/web/20150321220028/https://freakattack.com/

 

Keywords

NVD

 

CVE-2015-1637

 

CVE

 

Common vulnerabilities & exposures

 

CVSS

 

Common vulnerability scoring system

 

Security

 

Vulnerabilities

 

Exposures