CVE-2021-26871
published 2021-03-11CVE-2021-26871: Windows WalletService Elevation of Privilege Vulnerability
PriorityP339high7.8CVSS 3.1
AVLACLPRLUINSUCHIHAH
EPSS
1.42%
70.6th percentile
Windows WalletService 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 < 10.0.10240.18874 | 10.0.10240.18874 |
| microsoft | windows_10_version_1607 | >= 10.0.14393.0 < 10.0.14393.4283 | 10.0.14393.4283 |
| microsoft | windows_10_version_1803 | >= 10.0.0 < 10.0.17134.2087 | 10.0.17134.2087 |
| microsoft | windows_10_version_1809 | >= 10.0.0 < 10.0.17763.1817 | 10.0.17763.1817 |
| microsoft | windows_10_version_1809 | >= 10.0.17763.0 < 10.0.17763.1817 | 10.0.17763.1817 |
| microsoft | windows_10_version_1909 | >= 10.0.0 < 10.0.18363.1440 | 10.0.18363.1440 |
| microsoft | windows_10_version_2004 | >= 10.0.0 < 10.0.19043.867 | 10.0.19043.867 |
| microsoft | windows_10_version_20h2 | >= 10.0.0 < 10.0.19043.867 | 10.0.19043.867 |
| msrc | windows_10_for_32-bit_systems | — | — |
| msrc | windows_10_for_x64-based_systems | — | — |
| msrc | windows_10_version_1607_for_32-bit_systems | — | — |
| msrc | windows_10_version_1607_for_x64-based_systems | — | — |
| msrc | windows_10_version_1803_for_32-bit_systems | — | — |
| msrc | windows_10_version_1803_for_arm64-based_systems | — | — |
| msrc | windows_10_version_1803_for_x64-based_systems | — | — |
| msrc | windows_10_version_1809_for_32-bit_systems | — | — |
| msrc | windows_10_version_1809_for_arm64-based_systems | — | — |
| msrc | windows_10_version_1809_for_x64-based_systems | — | — |
| msrc | windows_10_version_1909_for_32-bit_systems | — | — |
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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VulDB
Microsoft Windows up to Server 2019 WalletService privileges management
vuldb·2026-08-20·CVSS 7.8
CVE-2021-26871 [HIGH] Microsoft Windows up to Server 2019 WalletService privileges management
A vulnerability described as critical has been identified in Microsoft Windows. Impacted is an unknown function of the component WalletService. Executing a manipulation can lead to improper privilege management.
This vulnerability is tracked as CVE-2021-26871. The attack is restricted to local execution. No exploit exists.
It is best practice to apply a patch to resolve this issue.
GHSA
GHSA-x625-hhmv-77c7: Windows WalletService Elevation of Privilege Vulnerability This CVE ID is unique from CVE-2021-26885
ghsa_unreviewed·2022-05-24·CVSS 7.8
CVE-2021-26871 [HIGH] CWE-269 GHSA-x625-hhmv-77c7: Windows WalletService Elevation of Privilege Vulnerability This CVE ID is unique from CVE-2021-26885
Windows WalletService Elevation of Privilege Vulnerability This CVE ID is unique from CVE-2021-26885.
GHSA
GHSA-wwrr-w22f-49m4: Windows WalletService Elevation of Privilege Vulnerability This CVE ID is unique from CVE-2021-26871
ghsa_unreviewed·2022-05-24·CVSS 7.8
CVE-2021-26885 [HIGH] CWE-269 GHSA-wwrr-w22f-49m4: Windows WalletService Elevation of Privilege Vulnerability This CVE ID is unique from CVE-2021-26871
Windows WalletService Elevation of Privilege Vulnerability This CVE ID is unique from CVE-2021-26871.
Microsoft
Windows WalletService Elevation of Privilege Vulnerability
vendor_msrc·2021-03-09·CVSS 7.8
CVE-2021-26871 [HIGH] Windows WalletService Elevation of Privilege Vulnerability
Windows WalletService Elevation of Privilege Vulnerability
Windows WalletService: Windows WalletService
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=KB5000809
Reference: https://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB5000822
Reference: https://support.microsoft.com/help/5000822
Reference: https://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB5000808
Reference: https://support.microsoft.com/help/5000808
Reference: https://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB5000802
Reference: https://support.microsoft.com/help/500
No detection rules found.
No public exploits indexed.
No writeups or analysis indexed.
2021-03-11
Published