CVE-2018-8435

CVSS V2 Low 2.3 CVSS V3 Medium 4.2
Description
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.
Overview
  • CVE ID
  • CVE-2018-8435
  • Assigner
  • secure@microsoft.com
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2018-09-13T00:29:03
  • Last Modified Date
  • 2019-10-03T00:03:26
Weakness Enumerations
CWE URL
CWE-331 http://cwe.mitre.org/data/definitions/331.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:o:microsoft:windows_10:-:*:*:*:*:*:x64:* 1 OR
cpe:2.3:o:microsoft:windows_10:1607:*:*:*:*:*:x64:* 1 OR
cpe:2.3:o:microsoft:windows_10:1703:*:*:*:*:*:x64:* 1 OR
cpe:2.3:o:microsoft:windows_10:1709:*:*:*:*:*:x64:* 1 OR
cpe:2.3:o:microsoft:windows_10:1803:*:*:*:*:*:x64:* 1 OR
cpe:2.3:o:microsoft:windows_server_2016:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:microsoft:windows_server_2016:1709:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:microsoft:windows_server_2016:1803:*:*:*:*:*:*:* 1 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:A/AC:M/Au:S/C:N/I:P/A:N
  • Access Vector
  • ADJACENT_NETWORK
  • Access Compatibility
  • MEDIUM
  • Authentication
  • SINGLE
  • Confidentiality Impact
  • NONE
  • Integrity Impact
  • PARTIAL
  • Availability Impact
  • NONE
  • Base Score
  • 2.3
  • Severity
  • LOW
  • Exploitability Score
  • 4.4
  • Impact Score
  • 2.9
CVSS Version 3
  • Version
  • 3.0
  • Vector String
  • CVSS:3.0/AV:A/AC:H/PR:H/UI:N/S:U/C:N/I:H/A:N
  • Attack Vector
  • ADJACENT_NETWORK
  • Attack Compatibility
  • HIGH
  • Privileges Required
  • HIGH
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • NONE
  • Availability Impact
  • NONE
  • Base Score
  • 4.2
  • Base Severity
  • MEDIUM
  • Exploitability Score
  • 0.5
  • Impact Score
  • 3.6
References
Reference URL Reference Tags
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8435 Patch Vendor Advisory
http://www.securitytracker.com/id/1041624 Third Party Advisory VDB Entry
http://www.securityfocus.com/bid/105240 Third Party Advisory VDB Entry
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2018-8435
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-8435
History
Created Old Value New Value Data Type Notes
2022-05-10 07:44:35 Added to TrackCVE
2022-12-03 12:06:17 2018-09-13T00:29Z 2018-09-13T00:29:03 CVE Published Date updated
2022-12-03 12:06:17 2019-10-03T00:03:26 CVE Modified Date updated
2022-12-03 12:06:17 Analyzed Vulnerability Status updated