CVE-2018-8435
Microsoft Windows Server 2016
MEDIUM 4.2
At a glance
- Source
- NVD
- EPSS
- EPSS 1.36 % · percentile 72 ()
- State
- PUBLISHED
- Published
- Updated
- Assigner
- microsoft
- NVD status
- Modified
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.
Weaknesses (CWE)
- CWE-331 — Insufficient Entropy
References
Scores
| Version | Score | Vector | Scored by |
|---|---|---|---|
| CVSS 3.0 | MEDIUM 4.2 | CVSS:3.0/AV:A/AC:H/PR:H/UI:N/S:U/C:N/I:H/A:N | NVD · nvd@nist.gov (Primary) |
| CVSS 2.0 | LOW 2.3 | AV:A/AC:M/Au:S/C:N/I:P/A:N | NVD · nvd@nist.gov (Primary) |
European references
- ENISA EUVD · EUVD-2018-20071
- GCVE · GCVE-0-2018-8435
CERT-FR advisories
- CERTFR-2018-AVI-436 — Multiples vulnérabilités dans Microsoft Windows · cert.ssi.gouv.fr
Affected configurations (NVD CPE)
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_server_2016:-:*:*:*:*:*:*:*cpe:2.3:o:microsoft:windows_server_2016:1709:*:*:*:*:*:*:*cpe:2.3:o:microsoft:windows_server_2016:1803:*:*:*:*:*:*:*
Affected products
| Product | Versions |
|---|---|
| Microsoft · Windows Server 2016 | affected (Server Core installation) |
| Microsoft · Windows 10 | affected Version 1607 for x64-based Systems ; affected Version 1703 for x64-based Systems ; affected Version 1709 for x64-based Systems ; affected Version 1803 for x64-based Systems ; affected x64-based Systems |
| Microsoft · Windows 10 Servers | affected version 1709 (Server Core Installation) ; affected version 1803 (Server Core Installation) |
Sources
| Source | Licence |
|---|---|
| CVE List (CVEProject cvelistV5) | CVE Program Terms of Use |
| EPSS (FIRST.org) | FIRST — attribution requested |
| ENISA EUVD | ENISA — reproduction authorised, source acknowledged |
| CERT-FR (ANSSI) | Licence Ouverte / Etalab 2.0 |
| NVD (NIST) via fkie-cad/nvd-json-data-feeds | Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD |