CVE-2021-36973
published 2021-09-15CVE-2021-36973: Windows Redirected Drive Buffering System Elevation of Privilege Vulnerability
PriorityP338high7.8CVSS 3.1
AVLACLPRLUINSUCHIHAH
EPSS
0.52%
42.3th percentile
Windows Redirected Drive Buffering System Elevation of Privilege Vulnerability
Affected
33 ranges· showing 25
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| microsoft | windows_10 | — | — |
| microsoft | windows_10 | — | — |
| microsoft | windows_10 | — | — |
| microsoft | windows_10 | — | — |
| microsoft | windows_10 | — | — |
| microsoft | windows_10 | — | — |
| microsoft | windows_10_version_1507 | >= 10.0.10240.0 < 10.0.10240.19060 | 10.0.10240.19060 |
| microsoft | windows_10_version_1607 | >= 10.0.14393.0 < 10.0.14393.4651 | 10.0.14393.4651 |
| microsoft | windows_10_version_1809 | >= 10.0.0 < 10.0.17763.2183 | 10.0.17763.2183 |
| microsoft | windows_10_version_1809 | >= 10.0.17763.0 < 10.0.17763.2183 | 10.0.17763.2183 |
| microsoft | windows_10_version_1909 | >= 10.0.0 < 10.0.18363.1801 | 10.0.18363.1801 |
| microsoft | windows_10_version_2004 | >= 10.0.0 < 10.0.19041.1237 | 10.0.19041.1237 |
| microsoft | windows_10_version_20h2 | >= 10.0.0 < 10.0.19042.1237 | 10.0.19042.1237 |
| microsoft | windows_10_version_21h1 | >= 10.0.0 < 10.0.19043.1237 | 10.0.19043.1237 |
| microsoft | windows_server_2016 | — | — |
| microsoft | windows_server_2016 | — | — |
| microsoft | windows_server_2016 | >= 10.0.14393.0 < 10.0.14393.4651 | 10.0.14393.4651 |
| microsoft | windows_server_2019 | >= 10.0.17763.0 < 10.0.17763.2183 | 10.0.17763.2183 |
| microsoft | windows_server_2022 | >= 10.0.20348.0 < 10.0.20348.230 | 10.0.20348.230 |
| microsoft | windows_server_version_2004 | >= 10.0.0 < 10.0.19041.1237 | 10.0.19041.1237 |
| microsoft | windows_server_version_20h2 | >= 10.0.0 < 10.0.19042.1237 | 10.0.19042.1237 |
| msrc | windows_10 | — | — |
| msrc | windows_10_version_1607 | — | — |
| msrc | windows_10_version_1809 | — | — |
| msrc | windows_10_version_1909 | — | — |
CVSS provenance
nvdv3.17.8HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
nvdv2.04.6MEDIUMAV:L/AC:L/Au:N/C:P/I:P/A:P
vendor_msrc7.8HIGH
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Microsoft
Windows Redirected Drive Buffering System Elevation of Privilege Vulnerability
vendor_msrc·2021-09-14·CVSS 7.8
CVE-2021-36973 [HIGH] Windows Redirected Drive Buffering System Elevation of Privilege Vulnerability
Windows Redirected Drive Buffering System Elevation of Privilege Vulnerability
Windows Redirected Drive Buffering: Windows Redirected Drive Buffering
Microsoft: Microsoft
Impact: Elevation of Privilege
Exploit Status: Publicly Disclosed:No;Exploited:No;Latest Software Release:Exploitation Less Likely;Older Software Release:Exploitation Less Likely;DOS:N/A
Reference: https://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB5005568
Reference: https://support.microsoft.com/help/5005568
Reference: https://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB5005566
Reference: https://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB5005565
Reference: https://support.microsoft.com/help/5005565
Reference: https://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB5005575
Ref
VulDB
Microsoft Windows up to Server 2019 Redirected Drive Buffering System privileges management
vuldb·2026-08-13·CVSS 7.8
CVE-2021-36973 [HIGH] Microsoft Windows up to Server 2019 Redirected Drive Buffering System privileges management
A vulnerability marked as critical has been reported in Microsoft Windows up to Server 2019. This affects an unknown function of the component Redirected Drive Buffering System. This manipulation causes improper privilege management.
This vulnerability is handled as CVE-2021-36973. The attack can be initiated remotely. There is not any exploit available.
It is suggested to install a patch to address this issue.
GHSA
GHSA-83g7-qjm4-75m6: Windows Redirected Drive Buffering System Elevation of Privilege Vulnerability
ghsa_unreviewed·2022-05-24
CVE-2021-36973 [HIGH] CWE-269 GHSA-83g7-qjm4-75m6: Windows Redirected Drive Buffering System Elevation of Privilege Vulnerability
Windows Redirected Drive Buffering System Elevation of Privilege Vulnerability
No detection rules found.
No public exploits indexed.
2021-09-15
Published