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CVE-2017-0021

CVE information

Published

5 years ago

Last Modified

3 years ago

CVSSv2.0 Severity

High

CVSSv3.1 Severity

Critical

Impact Analysis

Description

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..

CVSSv2.0 Score

Severity
High
Base Score
7.7/10
Exploit Score
5.1/10
Access Vector
Adjacent_network
Access Complexity
Low
Authentication Required
Single
Impact Score
10/10
Confidentiality Impact
Complete
Availability Impact
Complete
Integrity Impact
Complete

CVSSv3.1 Score

Severity
Critical
Base Score
9/10
Exploit Score
2.3/10
Access Vector
Adjacent_network
Access Complexity
Low
Privileges Required
Low
Impact Score
6/10
Confidentiality Impact
High
Availability Impact
High
Integrity Impact
High
Scope
Changed
User Interaction
None

Products Affected

CPE Affected Vulnerable Excluding Edit
cpe:2.3:o:microsoft:windows_server_2016:*:*:*:*:*:*:*:*
  Yes
- -
cpe:2.3:o:microsoft:windows_10:1607:*:*:*:*:*:*:*
  Yes
- -