CVE-2021-26863
En bref
- Sévérité
- HIGH 7.0
- EPSS
- EPSS 11.94 % · centile 96 (2026-10-27)
- État
- PUBLISHED
- Publiée
- Mise à jour
- Attribuée par
- microsoft
- Statut NVD
- Modified
Description
Windows Win32k Elevation of Privilege Vulnerability
Scores
| Version | Score | Vecteur | Évalué par |
|---|---|---|---|
| CVSS 3.1 | HIGH 7.0 | CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C | microsoft |
| CVSS 3.1 | HIGH 7.0 | CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H | NVD · secure@microsoft.com (Secondary) |
| CVSS 3.1 | HIGH 7.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H | NVD · nvd@nist.gov (Secondary) |
| CVSS 2.0 | HIGH 7.2 | AV:L/AC:L/Au:N/C:C/I:C/A:C | NVD · nvd@nist.gov (Primary) |
Faiblesses (CWE)
Références européennes
- ENISA EUVD · EUVD-2021-13647
- GCVE · GCVE-0-2021-26863
Avis du CERT-FR
- CERTFR-2021-AVI-181 — Multiples vulnérabilités dans Microsoft Windows · cert.ssi.gouv.fr
Configurations affectées (CPE NVD)
cpe:2.3:o:microsoft:windows_10:20h2:*:*:*:*:*:*:*cpe:2.3:o:microsoft:windows_10:1803:*:*:*:*:*:*:*cpe:2.3:o:microsoft:windows_10:1809:*:*:*:*:*:*:*cpe:2.3:o:microsoft:windows_10:1909:*:*:*:*:*:*:*cpe:2.3:o:microsoft:windows_10:2004:*:*:*:*:*:*:*cpe:2.3:o:microsoft:windows_server_2016:20h2:*:*:*:*:*:*:*cpe:2.3:o:microsoft:windows_server_2016:1909:*:*:*:*:*:*:*cpe:2.3:o:microsoft:windows_server_2016:2004:*:*:*:*:*:*:*cpe:2.3:o:microsoft:windows_server_2019:-:*:*:*:*:*:*:*
Produits affectés
| Produit | Versions |
|---|---|
| Microsoft · Windows 10 Version 1803 | affected 10.0.0 < 10.0.17134.2087 |
| Microsoft · Windows 10 Version 1809 | affected 10.0.17763.0 < 10.0.17763.1817 |
| Microsoft · Windows 10 Version 1809 | affected 10.0.0 < 10.0.17763.1817 |
| Microsoft · Windows 10 Version 1909 | affected 10.0.0 < 10.0.18363.1440 |
| Microsoft · Windows 10 Version 2004 | affected 10.0.0 < 10.0.19043.867 |
| Microsoft · Windows 10 Version 20H2 | affected 10.0.0 < 10.0.19043.867 |
| Microsoft · Windows Server 2019 | affected 10.0.17763.0 < 10.0.17763.1817 |
| Microsoft · Windows Server 2019 (Server Core installation) | affected 10.0.17763.0 < 10.0.17763.1817 |
| Microsoft · Windows Server version 2004 | affected 10.0.0 < 10.0.19043.867 |
| Microsoft · Windows Server version 20H2 | affected 10.0.0 < 10.0.19043.867 |
| Microsoft · Windows Server, version 1909 (Server Core installation) | affected 10.0.0 < 10.0.18363.1440 |
Références
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-26863
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-26863
- http://packetstormsecurity.com/files/161768/Microsoft-Windows-Kernel-NtGdiGetDeviceCapsAll-Race-Condition-Use-After-Free.html
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 |