First published: Wed May 13 2015(Updated: )
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."
Credit: secure@microsoft.com
Affected Software | Affected Version | How to fix |
---|---|---|
Microsoft Windows 7 | =sp1 | |
Microsoft Windows 8.0 | ||
Microsoft Windows 8.1 | ||
Microsoft Windows RT | ||
Microsoft Windows RT | ||
Microsoft Windows Server 2003 | =sp2 | |
Microsoft Windows Server 2008 Itanium | =sp2 | |
Microsoft Windows Server 2008 Itanium | =r2-sp1 | |
Microsoft Windows Server 2008 Itanium | =r2-sp1 | |
Microsoft Windows Server 2012 x64 | ||
Microsoft Windows Server 2012 x64 | =r2 | |
Microsoft Windows Vista | =sp2 |
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CVE-2015-1716 has a severity rating of important, indicating potential impact on confidentiality and integrity.
To fix CVE-2015-1716, apply the security updates provided by Microsoft for affected versions of Windows.
CVE-2015-1716 affects Microsoft Windows 7 SP1, Windows 8, Windows 8.1, Windows Server 2003 SP2, Server 2008 SP2, Server 2012, and Windows Vista SP2.
CVE-2015-1716 can be exploited in man-in-the-middle attacks due to improper restriction on Diffie-Hellman key lengths.
Yes, CVE-2015-1716 is related to encryption vulnerabilities specifically involving Diffie-Hellman Ephemeral key lengths.