Schannel 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 Diffie-Hellman Ephemeral (DHE) key lengths, which makes it easier for remote attackers to defeat cryptographic protection mechanisms via unspecified vectors, aka “Schannel Information Disclosure Vulnerability.”
Source: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-1716
Reference (s):
- BID:74489
- URL: http://www.securityfocus.com/bid/74489
- MS:MS15-055
- URL: https://docs.microsoft.com/en-us/security-updates/securitybulletins/2015/ms15-055
- SECTRACK:1032283