### CVE-2022-21882

#### Describe

Win32k extraction, which is an extension to exploit CVE-2021-1732 (fixed)

#### ImpactVersion

| Product             | CPU Architecture | Version | Update | Tested |
| ------------------- | ---------------- | ------- | ------ | ------ |
| Windows 10          | x86/x64/ARM64    | 1809    |        |        |
| Windows 10          | x86/x64/ARM64    | 1909    |        |        |
| Windows 10          | x86/x64/ARM64    | 20H2    |        |        |
| Windows 10          | x86/x64/ARM64    | 21H1    |        |        |
| Windows 10          | x86/x64/ARM64    | 21H2    |        |        |
| Windows 11          | x64/ARM64        |         |        |        |
| Windows Server 2019 |                  |         |        |        |
| Windows Server 2022 |                  |         |        |        |
| Windows Server      |                  | 20H2    |        |        |



#### Patch

```
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2022-21882
```

#### UtilizationPrinciple

Compiler Environment

- VS2019（V141）X64 Release

The test system is Windows 10 21H2 X64, the release version is Windows 1904X.1415 related system, X can be 1-4

![2](https://raw.github.com/Ascotbe/Image/master/Kernelhub/CVE-2022-21882_Windows_10_21h2_X64.gif)

#### ProjectSource

- [r1l4-i3pur1l4](https://github.com/r1l4-i3pur1l4/CVE-2022-21882)