What is CVE-2021-33771?

CVE-2021-33771 is a security advisory published by Microsoft Security Response Center (MSRC) with High severity. Windows Kernel Elevation of Privilege Vulnerability

Which CVE IDs does CVE-2021-33771 cover?

CVE-2021-33771 covers the following CVE IDs: CVE-2021-33771. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of CVE-2021-33771?

CVE-2021-33771 has a CVSS v3 base score of 7.8, published by Microsoft Security Response Center (MSRC).

Which products are affected by CVE-2021-33771?

CVE-2021-33771 affects 29 products, including: Windows 10 Version 1607 for 32-bit Systems; Windows 10 Version 1607 for x64-based Systems; Windows 10 Version 1809 for 32-bit Systems; Windows 10 Version 1809 for ARM64-based Systems; Windows 10 Version 1809 for x64-based Systems; and others — see the full list on the advisory page.

CVE-2021-33771HighCVSS 7.8

Windows Kernel Elevation of Privilege Vulnerability

Vendor

Microsoft Security Response Center (MSRC)

Published

July 13, 2021

Last Modified

—

🔗 CVE IDs covered (1)

CVE-2021-33771 →

🎯 Affected products29

Windows 10 Version 1607 for 32-bit Systems
Windows 10 Version 1607 for x64-based Systems
Windows 10 Version 1809 for 32-bit Systems
Windows 10 Version 1809 for ARM64-based Systems
Windows 10 Version 1809 for x64-based Systems
Windows 10 Version 1909 for 32-bit Systems
Windows 10 Version 1909 for ARM64-based Systems
Windows 10 Version 1909 for x64-based Systems
Windows 10 Version 2004 for 32-bit Systems
Windows 10 Version 2004 for ARM64-based Systems
Windows 10 Version 2004 for x64-based Systems
Windows 10 Version 20H2 for 32-bit Systems
Windows 10 Version 20H2 for ARM64-based Systems
Windows 10 Version 21H1 for 32-bit Systems
Windows 10 Version 21H1 for ARM64-based Systems
Windows 10 Version 21H1 for x64-based Systems
Windows 10 for 32-bit Systems
Windows 10 for x64-based Systems
Windows 8.1 for 32-bit systems
Windows 8.1 for x64-based systems
Windows RT 8.1
Windows Server 2012 R2
Windows Server 2012 R2 (Server Core installation)
Windows Server 2016
Windows Server 2016 (Server Core installation)
Windows Server 2019
Windows Server 2019 (Server Core installation)
Windows Server, version 2004 (Server Core installation)
Windows Server, version 20H2 (Server Core Installation)

✅ Remediation

KB5004244 (Security Update) — fixed build 10.0.17763.2061 KB5004245 (Security Update) — fixed build 10.0.18363.1679 KB5004237 (Security Update) — fixed build 10.0.19043.1110 KB5004237 (Security Update) — fixed build 10.0.19041.1110 KB5004237 (Security Update) — fixed build 10.0.19042.1110 KB5004249 (Security Update) — fixed build 10.0.10240.19003 KB5004238 (Security Update) — fixed build 10.0.14393.4530 KB5004298 (Monthly Rollup) — fixed build 6.3.9600.20069 KB5004285 (Security Only) — fixed build 6.3.9600.20069

🔗 CVE IDs covered (1)

🎯 Affected products29

✅ Remediation

🔗 References (15)