CVE-2018-8434

An information disclosure vulnerability exists when Windows Hyper-V on a host operating system fails to properly validate input from an authenticated user on a guest operating system, aka "Windows Hyper-V Information Disclosure Vulnerability." This affects Windows 7, Windows Server 2012 R2, Windows RT 8.1, Windows Server 2008, Windows Server 2012, Windows 8.1, Windows Server 2016, Windows Server 2008 R2, Windows 10, Windows 10 Servers.

CVSS v3 5.4 MEDIUM
CVSS v2.0 5.2 MEDIUM

5.4^/10

CVSS v3 : MEDIUM

V3 Legend

Vector : AV:A/AC:H/PR:H/UI:N/S:C/C:H/I:N/A:N

Exploitability : 1.0 / Impact : 4.0

Attack Vector ADJACENT_NETWORK

Attack Complexity HIGH

Privileges Required HIGH

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope CHANGED

5.2^/10

CVSS v2.0 : MEDIUM

V2 Legend

Vector : AV:A/AC:M/Au:S/C:C/I:N/A:N

Exploitability : 4.4 / Impact : 6.9

Access Vector ADJACENT_NETWORK

Access Complexity MEDIUM

Authentication SINGLE

Confidentiality Impact COMPLETE

Integrity Impact NONE

Availability Impact NONE

References

Link	Resource
http://www.securityfocus.com/bid/105239	Third Party Advisory VDB Entry
http://www.securitytracker.com/id/1041624	Third Party Advisory VDB Entry
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8434	Patch Vendor Advisory
http://www.securityfocus.com/bid/105239	Third Party Advisory VDB Entry
http://www.securitytracker.com/id/1041624	Third Party Advisory VDB Entry
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8434	Patch Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:o:microsoft:windows_10:-::::::x64:
	cpe:2.3:o:microsoft:windows_10:1607::::::x64:
	cpe:2.3:o:microsoft:windows_10:1703::::::x64:
	cpe:2.3:o:microsoft:windows_10:1709::::::x64:
	cpe:2.3:o:microsoft:windows_10:1803::::::x64:
	cpe:2.3:o:microsoft:windows_7:-:sp1:::::x64:*
	cpe:2.3:o:microsoft:windows_8.1:-::::::x64:
	cpe:2.3:o:microsoft:windows_8.1:-::::rt:::
	cpe:2.3:o:microsoft:windows_server_2008:sp2:::::::*
	cpe:2.3:o:microsoft:windows_server_2012::::::::
	cpe:2.3:o:microsoft:windows_server_2012:r2:::::::*
	cpe:2.3:o:microsoft:windows_server_2016::::::::
	cpe:2.3:o:microsoft:windows_server_2016:1709:::::::*
	cpe:2.3:o:microsoft:windows_server_2016:1803:::::::*

History

21 Nov 2024, 04:13

Type	Values Removed	Values Added
References	~~() http://www.securityfocus.com/bid/105239 - Third Party Advisory, VDB Entry~~	() http://www.securityfocus.com/bid/105239 - Third Party Advisory, VDB Entry
References	~~() http://www.securitytracker.com/id/1041624 - Third Party Advisory, VDB Entry~~	() http://www.securitytracker.com/id/1041624 - Third Party Advisory, VDB Entry
References	~~() https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8434 - Patch, Vendor Advisory~~	() https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8434 - Patch, Vendor Advisory

13 Sep 2021, 01:23

Type	Values Removed	Values Added
CPE	cpe:2.3:o:microsoft:windows_server_2008:sp2:::::x64::	cpe:2.3:o:microsoft:windows_server_2008:sp2:::::::*

Information

Published : 2018-09-13 00:29

Updated : 2024-11-21 04:13

NVD link : CVE-2018-8434

Mitre link : CVE-2018-8434

CVE.ORG link : CVE-2018-8434

JSON object : View

Products Affected

microsoft

windows_10
windows_server_2008
windows_7
windows_server_2016
windows_8.1
windows_server_2012

CWE

CWE-20

Improper Input Validation

CWE-200

Exposure of Sensitive Information to an Unauthorized Actor

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Esto tambi\u00e9n se conoce como \"Windows Hyper-V Information Disclosure Vulnerability\". Esto afecta a Windows 7, Windows Server 2012 R2, Windows RT 8.1, Windows Server 2008, Windows Server 2012, Windows 8.1, Windows Server 2016, Windows Server 2008 R2, Windows 10 y Windows 10 Servers."}], "lastModified": "2024-11-21T04:13:49.193", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:microsoft:windows_10:-:*:*:*:*:*:x64:*", "vulnerable": true, "matchCriteriaId": "084984D5-D241-497B-B118-50C6C1EAD468"}, {"criteria": "cpe:2.3:o:microsoft:windows_10:1607:*:*:*:*:*:x64:*", "vulnerable": true, "matchCriteriaId": "897A48D7-FCA1-4560-AFBB-718AF19BA3A2"}, {"criteria": "cpe:2.3:o:microsoft:windows_10:1703:*:*:*:*:*:x64:*", "vulnerable": true, "matchCriteriaId": "2704BDB7-C9DC-42A6-925D-798568E22D6D"}, {"criteria": "cpe:2.3:o:microsoft:windows_10:1709:*:*:*:*:*:x64:*", "vulnerable": true, "matchCriteriaId": "1B3308A0-1699-4A4A-8D6B-AB4E4C825C95"}, {"criteria": "cpe:2.3:o:microsoft:windows_10:1803:*:*:*:*:*:x64:*", "vulnerable": true, "matchCriteriaId": "1981BA0D-0920-40C0-8A6A-5D5A1B221560"}, {"criteria": "cpe:2.3:o:microsoft:windows_7:-:sp1:*:*:*:*:x64:*", "vulnerable": true, "matchCriteriaId": "7FE8B00B-4F39-4755-A323-8AD71F5E3EBE"}, {"criteria": "cpe:2.3:o:microsoft:windows_8.1:-:*:*:*:*:*:x64:*", "vulnerable": true, "matchCriteriaId": "C936FD4F-959C-43B8-9917-E2A0DF4A8793"}, {"criteria": "cpe:2.3:o:microsoft:windows_8.1:-:*:*:*:rt:*:*:*", "vulnerable": true, "matchCriteriaId": "D01999BB-2CD6-4C84-A518-3A3BB78F1105"}, {"criteria": "cpe:2.3:o:microsoft:windows_server_2008:sp2:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "66CAFDB7-9D41-4E67-AB83-5EB104551FF5"}, {"criteria": "cpe:2.3:o:microsoft:windows_server_2012:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "80EB5690-B20F-457A-A202-FBADAA17E05C"}, {"criteria": "cpe:2.3:o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "DB18C4CE-5917-401E-ACF7-2747084FD36E"}, {"criteria": "cpe:2.3:o:microsoft:windows_server_2016:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "AF6437F9-6631-49D3-A6C2-62329E278E31"}, {"criteria": "cpe:2.3:o:microsoft:windows_server_2016:1709:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "5B454BFE-D3AB-4CDC-B79B-F60EA3F57DBA"}, {"criteria": "cpe:2.3:o:microsoft:windows_server_2016:1803:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "CAACE735-003E-4ACB-A82E-C0CF97D7F013"}], "operator": "OR"}]}], "sourceIdentifier": "secure@microsoft.com"}

5.4 /10

Attack Vector ADJACENT_NETWORK

Attack Complexity HIGH

Privileges Required HIGH

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope CHANGED

5.2 /10

Access Vector ADJACENT_NETWORK

Access Complexity MEDIUM

Authentication SINGLE

Confidentiality Impact COMPLETE

Integrity Impact NONE

Availability Impact NONE

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