Vulnerability · Published Mar 11, 2021 · Assigned by microsoft
CVE-2021-26871Windows WalletService Elevation of Privilege Vulnerability
High 7.8
In plain English
A high-severity security flaw in Windows 10 Version 1507 from Microsoft. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.4% (higher than 73% of all known vulnerabilities). Ready-made attack tooling exists: public proof-of-concept code.
Severity (CVSS 3.1)7.8High
Exploit odds (30 days)1.4%top 26.9% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack tooling1Public PoC
Official description
Windows WalletService Elevation of Privilege Vulnerability
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Microsoft | Windows 10 Version 1507 | 10.0.10240.0 – before 10.0.10240.18874 |
| Microsoft | Windows 10 Version 1607 | 10.0.14393.0 – before 10.0.14393.4283 |
| Microsoft | Windows 10 Version 1803 | 10.0.0 – before 10.0.17134.2087 |
| Microsoft | Windows 10 Version 1809 | 10.0.17763.0 – before 10.0.17763.1817 |
| Microsoft | Windows 10 Version 1809 | 10.0.0 – before 10.0.17763.1817 |
| Microsoft | Windows 10 Version 1909 | 10.0.0 – before 10.0.18363.1440 |
| Microsoft | Windows 10 Version 2004 | 10.0.0 – before 10.0.19043.867 |
| Microsoft | Windows 10 Version 20H2 | 10.0.0 – before 10.0.19043.867 |
References
- Windows WalletService Elevation of Privilege Vulnerability vendor-advisory, patch
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-26871 x_refsource_MISC, x_transferred