cve/2023/CVE-2023-40567.md

### [CVE-2023-40567](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-40567)
![](https://img.shields.io/static/v1?label=Product&message=FreeRDP&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=%3D%20%3C%202.11.0%20&color=brighgreen)
![](https://img.shields.io/static/v1?label=Vulnerability&message=CWE-787%3A%20Out-of-bounds%20Write&color=brighgreen)

### Description

FreeRDP is a free implementation of the Remote Desktop Protocol (RDP), released under the Apache license. Affected versions are subject to an Out-Of-Bounds Write in the `clear_decompress_bands_data` function in which there is no offset validation. Abuse of this vulnerability may lead to an out of bounds write. This issue has been addressed in versions 2.11.0 and 3.0.0-beta3. Users are advised to upgrade. there are no known workarounds for this vulnerability.

### POC

#### Reference
- https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-2w9f-8wg4-8jfp

#### Github
No PoCs found on GitHub currently.