VulnerabilityAnalyzed
CVE-2024-49039
Microsoft Windows Task Scheduler Privilege Escalation Vulnerability
KEVHIGH 8.8EPSS 14.2%
Does this matter?
Known to be exploited in the wild (CISA KEV, CISA remediation deadline 3 December 2024). Treat as an emergency change: patch or isolate now, then hunt for prior compromise.
Description
Windows Task Scheduler Elevation of Privilege Vulnerability
- CVSS 3.1
- 8.8 HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
- EPSS
- 14.18% probability · 96th percentile
- CISA KEV
- Listed 12 November 2024 · due 3 December 2024 · used in ransomware campaigns
- Weakness
- CWE-287
- Affected
- microsoft/windows 10 1507 · microsoft/windows 10 1607 · microsoft/windows 10 1809 · microsoft/windows 10 21h2 · microsoft/windows 10 22h2 · microsoft/windows 11 22h2 · microsoft/windows 11 23h2 · microsoft/windows 11 24h2 · microsoft/windows server 2016 · microsoft/windows server 2019 · microsoft/windows server 2022 · microsoft/windows server 2022 23h2 · microsoft/windows server 2025
- Source
- secure@microsoft.com
CISA notes
Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable. https://msrc.microsoft.com/update-guide/en-US/vulnerability/CVE-2024-49039 ; https://nvd.nist.gov/vuln/detail/CVE-2024-49039
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-49039Patch, Vendor Advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-49039US Government Resource
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.