CVE-2017-0021
CRITICALMicrosoft Windows 10 <1607 & Windows Server 2016 - RCE
Title source: llmDescription
Hyper-V in Microsoft Windows 10 1607 and Windows Server 2016 does not properly validate vSMB packet data, which allows attackers to execute arbitrary code on a target OS, aka "Hyper-V System Data Structure Vulnerability." This vulnerability is different from that described in CVE-2017-0095.
References (3)
Core 3
Core References
Mitigation, Patch, Vendor Advisory x_refsource_confirm
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-0021
Third Party Advisory, VDB Entry vdb-entry
x_refsource_sectrack
http://www.securitytracker.com/id/1037999
Third Party Advisory, VDB Entry vdb-entry
x_refsource_bid
http://www.securityfocus.com/bid/96020
Scores
CVSS v3
9.0
EPSS
0.0063
EPSS Percentile
70.6%
Attack Vector
ADJACENT_NETWORK
CVSS:3.0/AV:A/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Details
Status
published
Products (3)
microsoft/windows_10
1607
microsoft/windows_server_2016
Microsoft Corporation/Hyper-V vSMB
Hyper-V in Microsoft Windows 10 1607 and Windows Server 2016
Published
Mar 17, 2017
Tracked Since
Feb 18, 2026