CVE-2021-34535
At a glance
- Severity
- HIGH 8.8
- EPSS
- EPSS 21.86 % · percentile 98 (2026-10-28)
- State
- PUBLISHED
- Published
- Updated
- Assigner
- microsoft
- NVD status
- Modified
Description
Remote Desktop Client Remote Code Execution Vulnerability
Scores
| Version | Score | Vector | Scored by |
|---|---|---|---|
| CVSS 3.1 | HIGH 8.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C | microsoft |
| CVSS 3.1 | HIGH 8.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H | NVD · secure@microsoft.com (Secondary) |
| CVSS 3.1 | HIGH 8.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H | NVD · nvd@nist.gov (Secondary) |
| CVSS 2.0 | MEDIUM 6.8 | AV:N/AC:M/Au:N/C:P/I:P/A:P | NVD · nvd@nist.gov (Primary) |
European references
- ENISA EUVD · EUVD-2021-21188
- GCVE · GCVE-0-2021-34535
CERT-FR advisories
- CERTFR-2021-AVI-618 — Multiples vulnérabilités dans Microsoft Windows · cert.ssi.gouv.fr
Affected configurations (NVD CPE)
cpe:2.3:a:microsoft:remote_desktop_client:-:*:*:*:*:windows:*:*cpe:2.3:o:microsoft:windows_10:-:*:*:*:*:*:*:*cpe:2.3:o:microsoft:windows_10:20h2:*:*:*:*:*:*:*cpe:2.3:o:microsoft:windows_10:21h1:*:*:*:*:*:*:*cpe:2.3:o:microsoft:windows_10:1607:*:*:*:*:*:*:*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_7:-:sp1:*:*:*:*:*:*cpe:2.3:o:microsoft:windows_8.1:-:*:*:*:*:*:*:*cpe:2.3:o:microsoft:windows_rt_8.1:-:*:*:*:*:*:*:*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_2019:-:*:*:*:*:*:*:*
Affected products
| Product | Versions |
|---|---|
| Microsoft · Remote Desktop client for Windows Desktop | affected 1.2.0.0 < publication |
| Microsoft · Windows 10 Version 1507 | affected 10.0.10240.0 < 10.0.10240.19022 |
| Microsoft · Windows 10 Version 1607 | affected 10.0.14393.0 < 10.0.14393.4583 |
| Microsoft · Windows 10 Version 1809 | affected 10.0.17763.0 < 10.0.17763.2114 |
| Microsoft · Windows 10 Version 1809 | affected 10.0.0 < 10.0.17763.2114 |
| Microsoft · Windows 10 Version 1909 | affected 10.0.0 < 10.0.18363.1734 |
| Microsoft · Windows 10 Version 2004 | affected 10.0.0 < 10.0.19041.1165 |
| Microsoft · Windows 10 Version 20H2 | affected 10.0.0 < 10.0.19042.1165 |
| Microsoft · Windows 10 Version 21H1 | affected 10.0.0 < 10.0.19043.1165 |
| Microsoft · Windows 7 | affected 6.1.0 < 6.1.7601.25685 |
| Microsoft · Windows 7 Service Pack 1 | affected 6.1.0 < 6.1.7601.25685 |
| Microsoft · Windows 8.1 | affected 6.3.0 < 6.3.9600.20094 |
| Microsoft · Windows Server 2008 R2 Service Pack 1 | affected 6.1.7601.0 < 6.1.7601.25685 |
| Microsoft · Windows Server 2012 | affected 6.2.9200.0 < 6.2.9200.23435 |
| Microsoft · Windows Server 2012 R2 | affected 6.3.9600.0 < 6.3.9600.20094 |
| Microsoft · Windows Server 2016 | affected 10.0.14393.0 < 10.0.14393.4583 |
| Microsoft · Windows Server 2019 | affected 10.0.17763.0 < 10.0.17763.2114 |
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-34535
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-34535
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 |