MS15-121: Security Update for Schannel to Address Spoofing (3081320)

This script is Copyright (C) 2015-2017 Tenable Network Security, Inc.


Synopsis :

The remote Windows host is affected by a spoofing vulnerability.

Description :

The remote Windows host is affected by a spoofing vulnerability due to
a weakness in the Secure Channel (SChannel) TLS protocol
implementation. A man-in-the-middle attacker can exploit this
vulnerability to impersonate a victim on any other server that uses
the same credentials as those used between the client and server where
the attack is initiated.

See also :

https://technet.microsoft.com/library/security/MS15-121

Solution :

Microsoft has released a set of patches for Windows Vista, 2008, 7,
2008 R2, 8, RT, 2012, 8.1, RT 8.1, and 2012 R2.

Risk factor :

Medium / CVSS Base Score : 5.8
(CVSS2#AV:N/AC:M/Au:N/C:P/I:P/A:N)
CVSS Temporal Score : 4.8
(CVSS2#E:F/RL:OF/RC:ND)
Public Exploit Available : true

Family: Windows : Microsoft Bulletins

Nessus Plugin ID: 86827 ()

Bugtraq ID: 77484

CVE ID: CVE-2015-6112

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