CVE-2021-36972HighCVSS 5.5

Windows SMB Information Disclosure Vulnerability

Published
September 14, 2021
Last Modified
—

🔗 CVE IDs covered (1)

CVE-2021-36972 →

📋 Description

What type of information could be disclosed by this vulnerability? The type of information that could be disclosed if an attacker successfully exploited this vulnerability is uninitialized memory and kernel memory - unintentional read access to memory contents in kernel space from a user mode process.

🎯 Affected products33

  • 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
  • Windows Server 2012 (Server Core installation)
  • 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 2022
  • +3 more not shown

✅ Remediation

KB5005568 (Security Update) — fixed build 10.0.17763.2183 KB5005566 (Security Update) — fixed build 10.0.18363.1801 KB5005565 (Security Update) — fixed build 10.0.19043.1237 KB5005575 (Security Update) — fixed build 10.0.20348.230 KB5005565 (Security Update) — fixed build 10.0.19041.1237 KB5005565 (Security Update) — fixed build 10.0.19042.1237 KB5005569 (Security Update) — fixed build 10.0.10240.19060 KB5005573 (Security Update) — fixed build 10.0.14393.4651 KB5005613 (Monthly Rollup) — fixed build 6.3.9600.20120 KB5005627 (Security Only) — fixed build 6.3.9600.20120 KB5005623 (Monthly Rollup) — fixed build 6.2.9200.23462 KB5005607 (Security Only) — fixed build 6.2.9200.23462

🔗 References (21)