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Category:   Application (Generic)  >   Microsoft Hyper-V Vendors:   Microsoft
Microsoft Hyper-V Bugs Let Local Guest System Users Obtain Potentially Sensitive Information, Deny Service, and Gain Privileges on the Host System
SecurityTracker Alert ID:  1037999
SecurityTracker URL:  http://securitytracker.com/id/1037999
CVE Reference:   CVE-2017-0021, CVE-2017-0051, CVE-2017-0074, CVE-2017-0075, CVE-2017-0076, CVE-2017-0095, CVE-2017-0096, CVE-2017-0097, CVE-2017-0098, CVE-2017-0099, CVE-2017-0109   (Links to External Site)
Date:  Mar 14 2017
Impact:   Denial of service via network, Disclosure of system information, Disclosure of user information, User access via local system
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): Vista SP2, 2008 SP2, 2008 R2 SP1, 7 SP1, 8.1, 2012, 2012 R2, 10, 10 Version 1511, 10 Version 1607, 2016
Description:   Multiple vulnerabilities were reported in Microsoft Hyper-V. A local user on the guest system can cause denial of service conditions on the host system. A local user on the guest system can gain elevated privileges on the host system. A local user on the guest system can obtain potentially sensitive information on the host system.

A local user on the guest system can cause denial of service conditions on the host system [CVE-2017-0051, CVE-2017-0074, CVE-2017-0076, CVE-2017-0097, CVE-2017-0098, CVE-2017-0099].

A local user on the guest system can send specially crafted vSMB packets to the host system to execute arbitrary code on the host system [CVE-2017-0021, CVE-2017-0095].

A local user on the guest system can run a specially crafted application to execute arbitrary code on the host system [CVE-2017-0075, CVE-2017-0109].

A local user on the guest system can run a specially crafted application to obtain potentially sensitive information on the host system [CVE-2017-0096].

Alexander Malysh, Microsoft Network Virtualization Team, Axel Souchet, MSRC Vulnerabilities and Mitigations Team, Joe Bialek, MSRC Vulnerabilities and Mitigations Team, Jonathan Bar Or, Windows Defender ATP Research Team, Jordan Rabet, Microsoft Offensive Security Research Team, Peter Hlavaty (@zer0mem), KeenLab, Tencent, Saruhan Karademir, and Sumit Dhoble, Microsoft Network Virtualization Team, reported these vulnerabilities.

Impact:   A local user on the guest system can cause denial of service conditions on the host system.

A local user on the guest system can gain elevated privileges on the host system.

A local user on the guest system can obtain potentially sensitive information on the host system.

Solution:   The vendor has issued a fix.

The Microsoft advisory is available at:

https://technet.microsoft.com/library/security/ms17-008

Vendor URL:  technet.microsoft.com/library/security/ms17-008 (Links to External Site)
Cause:   Access control error, Input validation error
Underlying OS:  Windows (2008), Windows (2012), Windows (2016), Windows (7), Windows (8), Windows (10), Windows (Vista)

Message History:   None.


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