Vulnerability Monitor

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CVE-2018-8435

A security feature bypass vulnerability exists when Windows Hyper-V BIOS loader fails to provide a high-entropy source, aka "Windows Hyper-V Security Feature Bypass Vulnerability." This affects Windows Server 2016, Windows 10, Windows 10 Servers.

Published

2018-09-13T00:29:03.757

Last Modified

2024-11-21T04:13:49.340

Status

Modified

Source

[email protected]

Severity

CVSSv3.0: 4.2 (MEDIUM)

CVSSv2 Vector

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

Access Vector: ADJACENT_NETWORK
Access Complexity: MEDIUM
Authentication: SINGLE
Confidentiality Impact: NONE
Integrity Impact: PARTIAL
Availability Impact: NONE

Exploitability Score

4.4

Impact Score

2.9

Weaknesses

Type: Primary
CWE-331

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Operating System	microsoft	windows_10	-	Yes
Operating System	microsoft	windows_10	1607	Yes
Operating System	microsoft	windows_10	1703	Yes
Operating System	microsoft	windows_10	1709	Yes
Operating System	microsoft	windows_10	1803	Yes
Operating System	microsoft	windows_server_2016	-	Yes
Operating System	microsoft	windows_server_2016	1709	Yes
Operating System	microsoft	windows_server_2016	1803	Yes

References

http://www.securityfocus.com/bid/105240 Third Party Advisory, VDB Entry ([email protected])
http://www.securitytracker.com/id/1041624 Third Party Advisory, VDB Entry ([email protected])
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8435 Patch, Vendor Advisory ([email protected])
http://www.securityfocus.com/bid/105240 Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
http://www.securitytracker.com/id/1041624 Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8435 Patch, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)