CVE-2020-0909
Windows Hyper-V Denial of Service Vulnerability
En bref
- Sévérité
- HIGH 7.5
- EPSS
- EPSS 4.73 % · centile 92 (2026-10-28)
- État
- PUBLISHED
- Publiée
- Mise à jour
- Attribuée par
- microsoft
- Statut NVD
- Modified
Description
A denial of service vulnerability exists when Hyper-V on a Windows Server fails to properly handle specially crafted network packets. To exploit the vulnerability, an attacker would send specially crafted network packets to the Hyper-V Server. The security update addresses the vulnerability by resolving the conditions where Hyper-V would fail to properly handle these network packets.
Scores
| Version | Score | Vecteur | Évalué par |
|---|---|---|---|
| CVSS 3.1 | HIGH 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:P/RL:O/RC:C | microsoft |
| CVSS 3.1 | HIGH 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H | NVD · secure@microsoft.com (Primary) |
| CVSS 3.1 | HIGH 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H | NVD · nvd@nist.gov (Secondary) |
| CVSS 2.0 | MEDIUM 5.0 | AV:N/AC:L/Au:N/C:N/I:N/A:P | NVD · nvd@nist.gov (Primary) |
Références européennes
- ENISA EUVD · EUVD-2020-2377
- GCVE · GCVE-0-2020-0909
Avis du CERT-FR
- CERTFR-2020-AVI-287 — Multiples vulnérabilités dans Microsoft Windows · cert.ssi.gouv.fr
Configurations affectées (CPE NVD)
cpe:2.3:o:microsoft:windows_10:-:*:*:*:*:*:x64:*cpe:2.3:o:microsoft:windows_10:1607:*:*:*:*:*: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_10:1809:*:*:*:*:*:x64:*cpe:2.3:o:microsoft:windows_10:1903:*:*:*:*:*:x64:*cpe:2.3:o:microsoft:windows_10:1909:*:*:*:*:*: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_server_2008:-:sp2:*:*:*:*:x64:*cpe:2.3:o:microsoft:windows_server_2008:r2:sp1:*:*:*:*:x64:*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_2016:1803:*:*:*:*:*:*:*cpe:2.3:o:microsoft:windows_server_2016:1903:*:*:*:*:*:*:*cpe:2.3:o:microsoft:windows_server_2016:1909:*:*:*:*:*:*:*cpe:2.3:o:microsoft:windows_server_2019:-:*:*:*:*:*:*:*
Produits affectés
Références
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2020-0909
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0909
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 |