CVE-2021-34481HighCVSS 8.8

Windows Print Spooler Remote Code Execution Vulnerability

Published
July 15, 2021
Last Modified
—

🔗 CVE IDs covered (1)

CVE-2021-34481 →

📋 Description

A remote code execution vulnerability exists when the Windows Print Spooler service improperly performs privileged file operations. An attacker who successfully exploited this vulnerability could run arbitrary code with SYSTEM privileges. An attacker could then install programs; view, change, or delete data; or create new accounts with full user rights. UPDATE August 10, 2021: Microsoft has completed the investigation and has released security updates to address this vulnerability. Please see the Security Updates table for the applicable update for your system. We recommend that you install these updates immediately. This security update changes the Point and Print default behavior; please see KB5005652.

🎯 Affected products39

  • 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 7 for 32-bit Systems Service Pack 1
  • Windows 7 for x64-based Systems Service Pack 1
  • Windows 8.1 for 32-bit systems
  • Windows 8.1 for x64-based systems
  • Windows RT 8.1
  • Windows Server 2008 R2 for x64-based Systems Service Pack 1
  • Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation)
  • Windows Server 2008 for 32-bit Systems Service Pack 2
  • Windows Server 2008 for 32-bit Systems Service Pack 2 (Server Core installation)
  • Windows Server 2008 for x64-based Systems Service Pack 2
  • Windows Server 2008 for x64-based Systems Service Pack 2 (Server Core installation)
  • Windows Server 2012
  • +9 more not shown

✅ Remediation

KB5005030 (Security Update) — fixed build 10.0.17763.2114 KB5005031 (Security Update) — fixed build 10.0.18363.1734 KB5005033 (Security Update) — fixed build 10.0.19043.1165 KB5005033 (Security Update) — fixed build 10.0.19041.1165 KB5005033 (Security Update) — fixed build 10.0.19042.1165 KB5005040 (Security Update) — fixed build 10.0.10240.19022 KB5005043 (Security Update) — fixed build 10.0.14393.4583 KB5005088 (Monthly Rollup) — fixed build 6.1.7601.25685 KB5005089 (Security Only) — fixed build 6.1.7601.25685 KB5005076 (Monthly Rollup) — fixed build 6.3.9600.20094 KB5005106 (Security Only) — fixed build 6.3.9600.20094 KB5005090 (Monthly Rollup) — fixed build 6.0.6003.21192 KB5005095 (Security Only) — fixed build 6.0.6003.21192 KB5005099 (Monthly Rollup) — fixed build 6.2.9200.23435 KB5005094 (Security Only) — fixed build 6.2.9200.23435

🔗 References (27)