Junglewise Threat Intelligence

CVE-2022-41128: Microsoft Windows Scripting Languages Remote Code Execution Vulnerability

CVE-2022-41128 · Severity: critical · CVSS 8.8 · Exploited in the wild · Published 2022-11-08

Technologies: Microsoft Windows, Microsoft Windows Server 2016, Microsoft Windows 11, Microsoft Windows Server 2019, Microsoft Windows 8.1, Microsoft Windows Server 2022, Microsoft Windows 10, Microsoft Windows 7, Microsoft Windows Server 2012. Vendors: Microsoft.

Executive brief

A remote code execution vulnerability exists in Microsoft Windows Scripting Languages (specifically JScript9) due to an out-of-bounds write flaw. An attacker can exploit this by enticing a user to visit a specially crafted website or open a malicious file, leading to arbitrary code execution.

Affected products

  • Microsoft Windows 10 up to (excluding) 10.0.10240.19567
  • Microsoft Windows 11 21H2, 22H2
  • Microsoft Windows Server 2012 R2
  • Microsoft Windows Server 2016 up to (excluding) 10.0.14393.5501
  • Microsoft Windows Server 2019 up to (excluding) 10.0.17763.3650
  • Microsoft Windows Server 2022 up to (excluding) 10.0.20348.1249
  • Microsoft Windows 7 SP1
  • Microsoft Windows 8.1

Timeline

  • 2022-11-08: disclosed
  • 2022-11-08: patched
  • 2022-11-08: kev added: Added to CISA Known Exploited Vulnerabilities Catalog
  • 2022-11-08: exploited: Reported as exploited in the wild at time of publication.

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