CVE-2020-0668
Describe
An elevation of privilege vulnerability exists in the way that the Windows Kernel handles objects in memory, aka 'Windows Kernel Elevation of Privilege Vulnerability'.
ImpactVersion
| Product | CPU Architecture | Version | Update | Tested |
|---|---|---|---|---|
| Windows 10 | x64/x86/ARM64 | 1909 | ||
| Windows 10 | x64/x86/ARM64 | 1903 | ||
| Windows 10 | x64/x86/ARM64 | 1809 | ||
| Windows 10 | x64/x86/ARM64 | 1803 | ||
| Windows 10 | x64/x86/ARM64 | 1709 | ✔ | |
| Windows 10 | x64/x86 | 1607 | ||
| Windows 10 | x64/x86 | |||
| Windows 8.1 | x64/x86 | |||
| Windows RT 8.1 | ||||
| Windows 7 | x64/x86 | SP1 | ||
| Windows Server 2019 | ||||
| Windows Server 2016 | ||||
| Windows Server 2012 | R2 | |||
| Windows Server 2012 | ||||
| Windows Server 2008 | x64/x86 | SP2 | ||
| Windows Server 2008 | x64 | R2 | SP1 | |
| Windows Server | 1909 | |||
| Windows Server | 1903 | |||
| Windows Server | 1803 |
Patch
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0668
Utilization
CompilerEnvironment
- VS2019（.NET Framework 4.7.2）Any CPU Debug
The exp is a file migration operation using rights, if you want to use CMD, you need to modify the code, test the machine Windows 10 1709 x64，The moving map is moved to the C:\Windows\System32 directory, Test.dll can be any file. Put the ntapidotNet.dll file in the same level when using EXE
Use https://github.com/itm4n/UsoDllLoader (Windows >= 1903) OR https://github.com/xct/diaghub (Windows < 1903) for privilege escalation.
Analyze
- https://www.anquanke.com/post/id/199011
- https://www.freebuf.com/vuls/227557.html
- https://itm4n.github.io/cve-2020-0668-windows-service-tracing-eop/