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.
References (6)
Core 6
Core References
Patch, Vendor Advisory x_refsource_confirm
https://technet.microsoft.com/library/security/3046015
Third Party Advisory, VDB Entry vdb-entry
x_refsource_sectrack
http://www.securitytracker.com/id/1031833
Third Party Advisory, VDB Entry vdb-entry
x_refsource_bid
http://www.securityfocus.com/bid/72965
Vendor Advisory x_refsource_misc
https://freakattack.com/
Patch, Vendor Advisory vendor-advisory
x_refsource_ms
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2015/ms15-031
Various Sources x_refsource_misc
http://web.archive.org/web/20150321220028/https://freakattack.com/
Scores
EPSS
0.1315
EPSS Percentile
96.0%
Details
CWE
CWE-310
Status
published
Products (11)
microsoft/windows_7
microsoft/windows_8
microsoft/windows_8.1
microsoft/windows_rt
microsoft/windows_rt_8.1
microsoft/windows_server_2003
microsoft/windows_server_2008
microsoft/windows_server_2008
r2 sp1 (2 CPE variants)
microsoft/windows_server_2012
microsoft/windows_server_2012
r2
... and 1 more
Published
Mar 06, 2015
Tracked Since
Feb 18, 2026