cve/2023/CVE-2023-25101.md

### [CVE-2023-25101](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-25101)
![](https://img.shields.io/static/v1?label=Product&message=UR32L&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=%3D%20v32.3.0.5%20&color=brighgreen)
![](https://img.shields.io/static/v1?label=Vulnerability&message=CWE-121%3A%20Stack-based%20Buffer%20Overflow&color=brighgreen)

### Description

Multiple buffer overflow vulnerabilities exist in the vtysh_ubus binary of Milesight UR32L v32.3.0.5 due to the use of an unsafe sprintf pattern. A specially crafted HTTP request can lead to arbitrary code execution. An attacker with high privileges can send HTTP requests to trigger these vulnerabilities.This buffer overflow occurs in the set_dmvpn function with the gre_key variable.

### POC

#### Reference
- https://talosintelligence.com/vulnerability_reports/TALOS-2023-1716

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