###  CVE-2018-8440

#### Describe

An elevation of privilege vulnerability exists when Windows improperly handles calls to Advanced Local Procedure Call (ALPC), aka "Windows ALPC Elevation of Privilege Vulnerability." This affects Windows 7, Windows Server 2012 R2, Windows RT 8.1, Windows Server 2008, Windows Server 2012, Windows 8.1, Windows Server 2016, Windows Server 2008 R2, Windows 10, Windows 10 Servers.

#### ImpactVersion

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

#### Patch

```
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8440
```

#### 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

- [sourceincite](https://github.com/sourceincite/CVE-2018-8440)

#### Analyse

- https://blog.0patch.com/2018/08/how-we-micropatched-publicly-dropped.html
- https://blog.0patch.com/2018/09/comparing-our-micropatch-with.html
- https://www.anquanke.com/post/id/169382



 
