7.8
High
Exploited
· ransomware
CVE-2019-1069 Microsoft Task Scheduler Privilege Escalation Vulnerability
Active exploitation observed
· CISA KEV catalogue
Required action
Apply updates per vendor instructions.
Ransomware campaigns
Known to be used
Weakness
CWE-59
Description
An elevation of privilege vulnerability exists in the way the Task Scheduler Service validates certain file operations. An attacker who successfully exploited the vulnerability could gain elevated privileges on a victim system. To exploit the vulnerability, an attacker would require unprivileged code execution on a victim system. The security update addresses the vulnerability by correctly validating file operations.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| Windows 10 Version 1703 10.0 | 10.0.0 → latest | No fix stated |
| Windows 10 Version 1803 10.0 | 10.0.0 → latest | No fix stated |
| Windows Server, version 1803 (Server Core Installation) 10.0 | 10.0.0 → latest | No fix stated |
| Windows 10 Version 1809 10.0 | 10.0.0 → latest | No fix stated |
| Windows Server 2019 10.0 | 10.0.17763.0 → latest | No fix stated |
| Windows Server 2019 (Server Core installation) 10.0 | 10.0.17763.0 → latest | No fix stated |
| Windows 10 Version 1709 for 32-bit Systems 10.0 | 10.0.0 → latest | No fix stated |
| Windows 10 Version 1709 10.0 | 10.0.0 → latest | No fix stated |
| Windows 10 Version 1903 for 32-bit Systems 10.0 | 10.0.0 → latest | No fix stated |
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| Product | Affected versions | Fixed in |
|---|---|---|
| Windows 10 Version 1903 for x64-based Systems 10.0 | 10.0.0 → latest | No fix stated |
| Windows 10 Version 1903 for ARM64-based Systems 10.0 | 10.0.0 → latest | No fix stated |
| Windows Server, version 1903 (Server Core installation) 10.0 | 10.0.0 → latest | No fix stated |
| Windows 10 Version 1507 10.0 | 10.0.10240.0 → latest | No fix stated |
| Windows 10 Version 1607 10.0 | 10.0.14393.0 → latest | No fix stated |
| Windows Server 2016 10.0 | 10.0.14393.0 → latest | No fix stated |
| Windows Server 2016 (Server Core installation) 10.0 | 10.0.14393.0 → latest | No fix stated |
| windows_10 | 1803 | No fix stated |
| windows_10 | 1709 | No fix stated |
| windows_10 | 1703 | No fix stated |
| windows_10 | 1607 | No fix stated |
| windows_server_2016 | 1903 | No fix stated |
| windows_server_2016 | 1803 | No fix stated |
| windows_server_2019 | Versions not published |
References
- Task Scheduler Elevation of Privilege Vulnerability msrc.microsoft.com
Timeline
- Published
- Added to the KEV catalogue
- Last modified
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