Junglewise Threat Intelligence

CVE-2024-49039: Microsoft Windows Task Scheduler Privilege Escalation Vulnerability

CVE-2024-49039 · Severity: critical · CVSS 8.8 · Exploited in the wild · Published 2024-11-12

Technologies: Microsoft Windows, Microsoft Windows Server 2016, Microsoft Windows 11, Microsoft Windows Server 2019, Microsoft Windows 10. Vendors: Microsoft.

Executive brief

Microsoft Windows Task Scheduler contains a privilege escalation vulnerability where a local application can escape its AppContainer sandbox. Successful exploitation allows the attacker to access privileged RPC functions and elevate their privileges on the system.

Affected products

  • Microsoft Windows 10 1507, 1607, 1809, 21H2, 22H2
  • Microsoft Windows 11 22H2, 23H2, 24H2
  • Microsoft Windows Server 2016 up to (excluding) 10.0.14393.7515
  • Microsoft Windows Server 2019 up to (excluding) 10.0.17763.6532

Timeline

  • 2024-11-12: disclosed
  • 2024-11-12: patched
  • 2024-11-12: kev added: Added to CISA KEV catalog due to active exploitation.
  • 2024-11-12: exploited: Reported as exploited in the wild at the time of publication.

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