Windows Update Stack Setup Elevation of Privilege Vulnerability

🔗 CVE IDs covered (1)

🎯 Affected products19

• Windows 10 Version 1803 for 32-bit Systems
• Windows 10 Version 1803 for ARM64-based Systems
• Windows 10 Version 1803 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 Server 2019
• Windows Server 2019 (Server Core installation)
• Windows Server, version 1909 (Server Core installation)
• Windows Server, version 2004 (Server Core installation)
• Windows Server, version 20H2 (Server Core Installation)

✅ Remediation

KB5000809 (Security Update) — fixed build 10.0.17134.2087 KB5000822 (Security Update) — fixed build 10.0.17763.1817 KB5000808 (Security Update) — fixed build 10.0.18363.1440 KB5000802 (Security Update) — fixed build 10.0.19043.867

🔗 References (9)

• advisoryhttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-1729
• patchhttps://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB5000809
• referencehttps://support.microsoft.com/help/5000809
• patchhttps://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB5000822
• referencehttps://support.microsoft.com/help/5000822
• patchhttps://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB5000808
• referencehttps://support.microsoft.com/help/5000808
• patchhttps://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB5000802
• referencehttps://support.microsoft.com/help/5000802