CVE-2021-34486
Windows Event Tracing Elevation of Privilege Vulnerability
KEVHIGH 7.8EPSS 9.3%
Windows Event Tracing Elevation of Privilege Vulnerability
- Affected
- Microsoft · Windows 10 Version 1809 · Windows 10 Version 1909 · Windows 10 Version 2004 · Windows 10 Version 20H2 · Windows 10 Version 21H1 · Windows Server 2019
- CVSS v3.1 NVD
- 7.8 HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - CVSS v2.0 NVD
- 4.6 MEDIUM
AV:L/AC:L/Au:N/C:P/I:P/A:P - EPSS
- 9.25% chance of exploitation in the next 30 days, 95th percentile
- CISA KEV
- added 2022-03-28
- Published
- 2021-08-12
- Updated
- 2026-08-10
Proof-of-concept exploits (2)
- KaLendsi/CVE-2021-3448651★ · 2021-10-12
- b1tg/CVE-2021-34486-exp0★ · 2021-10-27
Exploit collections (1)
- CVE-2021-34486helloexp/0day
Security advisories
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-34486
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-34486