AEGLIX vulnerability intelligence
CVE-2021-34486
HIGH · CVSS 7.8 · Analyzed
Published: 2021-08-12 · Updated: 2026-08-10 · Source: NVD
Vulnerability overview
Windows Event Tracing Elevation of Privilege Vulnerability
Severity and scoring
- CVSS score
- 7.8 · HIGH
- CVSS version
- 3.1
- CVSS vector
- CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- Weaknesses
- CWE-416
CVSS measures technical severity; it does not establish whether this vulnerability is being exploited in your environment.
Known exploitation and remediation
Listed in CISA’s Known Exploited Vulnerabilities catalog.
- Affected product
- Microsoft · Windows
- Added to catalog
- 2022-03-28
- Required action
- Apply updates per vendor instructions.
- CISA remediation due date
- 2022-04-18
CISA deadlines apply to the organizations covered by its directives. Confirm your own remediation requirements.
Verify affected versions and patch availability in the vendor advisory before making changes.
Affected products and versions
cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:*:*
Before (exclusive): 10.0.17763.2114
cpe:2.3:o:microsoft:windows_10_1909:*:*:*:*:*:*:*:*
Before (exclusive): 10.0.18363.1734
cpe:2.3:o:microsoft:windows_10_2004:*:*:*:*:*:*:*:*
Before (exclusive): 10.0.19041.1165
cpe:2.3:o:microsoft:windows_10_20h2:*:*:*:*:*:*:*:*
Before (exclusive): 10.0.19042.1165
cpe:2.3:o:microsoft:windows_10_21h1:*:*:*:*:*:*:*:*
Before (exclusive): 10.0.19043.1165
cpe:2.3:o:microsoft:windows_server_2004:*:*:*:*:*:*:*:*
Before (exclusive): 10.0.19041.1165
cpe:2.3:o:microsoft:windows_server_2019:*:*:*:*:*:*:*:*
Before (exclusive): 10.0.17763.2114
cpe:2.3:o:microsoft:windows_server_20h2:*:*:*:*:*:*:*:*
Before (exclusive): 10.0.19042.1165
These are NVD CPE applicability entries. Some products depend on configuration conditions; consult the official record to confirm applicability.
Advisories and references
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-34486
Patch · Vendor Advisory
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-34486
Patch · Vendor Advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-34486
US Government Resource