cve/2023/CVE-2023-4203.md

### [CVE-2023-4203](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-4203)
![](https://img.shields.io/static/v1?label=Product&message=EKI-1521&color=blue)
![](https://img.shields.io/static/v1?label=Product&message=EKI-1522&color=blue)
![](https://img.shields.io/static/v1?label=Product&message=EKI-1524&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=0%3C%3D%201.24%20&color=brighgreen)
![](https://img.shields.io/static/v1?label=Vulnerability&message=CWE-79%20Improper%20Neutralization%20of%20Input%20During%20Web%20Page%20Generation%20('Cross-site%20Scripting')&color=brighgreen)

### Description

Advantech EKI-1524, EKI-1522, EKI-1521 devices through 1.21 are affected by a Stored Cross-Site Scripting vulnerability, which can be triggered by authenticated users in the ping tool of the web-interface.

### POC

#### Reference
- http://packetstormsecurity.com/files/174153/Advantech-EKI-1524-CE-EKI-1522-EKI-1521-Cross-Site-Scripting.html
- http://seclists.org/fulldisclosure/2023/Aug/13
- https://cyberdanube.com/en/en-st-polten-uas-multiple-vulnerabilities-in-advantech-eki-15xx-series/

#### Github
- https://github.com/fkie-cad/nvd-json-data-feeds