###  CVE-2020-0814

#### Describe

An elevation of privilege vulnerability exists in Windows Installer because of the way Windows Installer handles certain filesystem operations.To exploit the vulnerability, an attacker would require unprivileged execution on the victim system, aka 'Windows Installer Elevation of Privilege Vulnerability'. This CVE ID is unique from CVE-2020-0779, CVE-2020-0798, CVE-2020-0842, CVE-2020-0843.

#### ImpactVersion

| Product             | CPU Architecture | Version | Update | Tested |
| ------------------- | ---------------- | ------- | ------ | ------ |
| Windows 7           | x86/x64          |         | SP1    |        |
| Windows Rt          |                  |         |        |        |
| Windows 8.1         | x86/x64          |         |        |        |
| Windows 10          | x86/x64          |         |        |        |
| Windows 10          | x86/x64          | 1607    |        |        |
| Windows 10          | x86/x64          | 1703    |        |        |
| Windows 10          | x86/x64          | 1709    |        |        |
| Windows 10          | x86/x64/arm64    | 1803    |        |        |
| Windows 10          | x86/x64/arm64    | 1809    |        |        |
| Windows 10          | x86/x64/arm64    | 1903    |        |        |
| Windows 10          | x86/x64/arm64    | 1909    |        |        |
| Windows Server 2008 | x86/x64          | R2      | SP1    |        |
| Windows Server 2008 | x86/x64          |         | SP2    |        |
| Windows Server 2012 |                  | R2      |        |        |
| Windows Server 2012 |                  |         |        |        |
| Windows Server 2016 |                  |         |        |        |
| Windows Server 2019 |                  |         |        |        |
| Windows Server      |                  | 1803    |        |        |
| Windows Server      |                  | 1903    |        |        |
| Windows Server      |                  | 1909    |        |        |

#### Patch

```
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0814
```

#### Utilization

The vulnerability does not test, the root directory is stored in the network collection **[CVE number] .zip** EXP or POC, code status unknown

#### ProjectSource

- [klinix5](https://github.com/klinix5/CVE-2020-0814)



