CVE-2019-1069: Microsoft Task Scheduler Privilege Escalation Vulnerability
First published: Wed Jun 12 2019(Updated: )
An elevation of privilege vulnerability exists in the way the Task Scheduler Service validates certain file operations, aka 'Task Scheduler Elevation of Privilege Vulnerability'.
Credit: secure@microsoft.com secure@microsoft.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Microsoft Windows 10 | ||
| Microsoft Windows 10 | =1607 | |
| Microsoft Windows 10 | =1703 | |
| Microsoft Windows 10 | =1709 | |
| Microsoft Windows 10 | =1803 | |
| Microsoft Windows 10 | =1809 | |
| Microsoft Windows 10 | =1903 | |
| Microsoft Windows Server 2016 | ||
| Microsoft Windows Server 2016 | =1803 | |
| Microsoft Windows Server 2016 | =1903 | |
| Microsoft Windows Server 2019 | ||
| Microsoft Windows | ||
| Microsoft Windows 10 1507 | ||
| Microsoft Windows 10 1607 | ||
| Microsoft Windows 10 1703 | ||
| Microsoft Windows 10 1709 | ||
| Microsoft Windows 10 1803 | ||
| Microsoft Windows 10 1809 | ||
| Microsoft Windows 10 1903 | ||
| Microsoft Windows Server 1803 | ||
| Microsoft Windows Server 1903 |
Remedy
Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
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Reference Links
- https://blog.0patch.com/2019/06/another-task-scheduler-0day-another.html
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1069
- https://www.kb.cert.org/vuls/id/119704
- https://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2019-1069
- https://nvd.nist.gov/vuln/detail/CVE-2019-1069
Frequently Asked Questions
What is CVE-2019-1069?
CVE-2019-1069 is an elevation of privilege vulnerability in the Task Scheduler Service of Microsoft Windows.
What is the severity of CVE-2019-1069?
The severity of CVE-2019-1069 is rated as high.
Which software is affected by CVE-2019-1069?
Microsoft Task Scheduler on Windows 10, Microsoft Windows Server 2016, and Microsoft Windows Server 2019 are affected by CVE-2019-1069.
How does CVE-2019-1069 work?
CVE-2019-1069 exploits a vulnerability in the way the Task Scheduler Service validates certain file operations, allowing an attacker to escalate privileges.
How can I fix CVE-2019-1069?
To fix CVE-2019-1069, install the security updates provided by Microsoft and follow their recommended mitigation steps.
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