Junglewise Threat Intelligence

CVE-2022-41073: Microsoft Windows Print Spooler Privilege Escalation Vulnerability

CVE-2022-41073 · Severity: critical · CVSS 7.8 · Exploited in the wild · Published 2022-11-08

Technologies: Microsoft Windows Server 2008, Microsoft Windows, Microsoft Windows Server 2016, Microsoft Windows 10, Microsoft Windows Server 2019, Microsoft Windows 8.1, Microsoft Windows Server 2022, Microsoft Windows 7, Microsoft Windows 11, Microsoft Windows Server 2012. Vendors: Microsoft.

Executive brief

Microsoft Windows Print Spooler contains an elevation of privilege vulnerability caused by an out-of-bounds write (CWE-787). A local attacker can exploit this to gain SYSTEM-level privileges on affected systems.

Affected products

  • Microsoft Windows 10 up to (excluding) 10.0.10240.19567 (1507), 10.0.14393.5501 (1607), 10.0.17763.3650 (1809), 10.0.19042.2251 (20H2), 10.0.19043.2251 (21H1), 10.0.19044.2251 (21H2), 10.0.19045.2251 (22H2)
  • Microsoft Windows 11 up to (excluding) 10.0.22000.1219 (21H2), 10.0.22621.819 (22H2)
  • 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
  • Microsoft Windows Server 2008 SP2, R2 SP1
  • Microsoft Windows Server 2012 R2

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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