Privilege escalation in Microsoft Windows 10 Update Assistant
CVE-2021-43211
Windows 10 Update Assistant Elevation of Privilege Vulnerability
Vulnerability class: Privilege Escalation
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.009 (56.7th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 57th percentile — 56.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.008 · newest: 0.009 · change: +0.000
Affected products
- Microsoft Windows 10 Update Assistant
- Microsoft Windows Update Assistant — versions 10.0.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- af854a3a-2127-422b-91ae-364da2661108 (Patch, Vendor Advisory)
- msrc.microsoft.com/update-guide/vulnerability/CVE-2021-43211 (vendor-advisory, patch)
Frequently asked questions
- What is CVE-2021-43211?
- CVE-2021-43211 is a medium-severity vulnerability in Microsoft Windows 10 Update Assistant, classified under Improper Privilege Management. CVSS score: 5.5/10. Published 2021-11-24.
- How severe is CVE-2021-43211?
- Medium severity. CVSS v3 base score is 5.5 out of 10.
- Is CVE-2021-43211 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.