CVEs-PoC/2020/CVE-2020-10019.md

### [CVE-2020-10019](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-10019)
![](https://img.shields.io/static/v1?label=Product&message=zephyr&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=%3E%3D%201.14.1%20&color=brighgreen)
![](https://img.shields.io/static/v1?label=Vulnerability&message=CWE-120%20Buffer%20Overflow&color=brighgreen)

### Description

USB DFU has a potential buffer overflow where the requested length (wLength) is not checked against the buffer size. This could be used by a malicious USB host to exploit the buffer overflow. See NCC-ZEP-002 This issue affects: zephyrproject-rtos zephyr version 1.14.1 and later versions. version 2.1.0 and later versions.

### POC

#### Reference
- https://zephyrprojectsec.atlassian.net/browse/ZEPSEC-25

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