### [CVE-2021-40402](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-40402)
![](https://img.shields.io/static/v1?label=Product&message=Gerbv%20forked&color=blue)
![](https://img.shields.io/static/v1?label=Product&message=Gerbv&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=%3D%202.7.0%20&color=brighgreen)
![](https://img.shields.io/static/v1?label=Version&message=%3D%202.7.1%20&color=brighgreen)
![](https://img.shields.io/static/v1?label=Vulnerability&message=CWE-755%3A%20Improper%20Handling%20of%20Exceptional%20Conditions&color=brighgreen)

### Description

An out-of-bounds read vulnerability exists in the RS-274X aperture macro multiple outline primitives functionality of Gerbv 2.7.0 and dev (commit b5f1eacd), and Gerbv forked 2.7.1 and 2.8.0. A specially-crafted Gerber file can lead to information disclosure. An attacker can provide a malicious file to trigger this vulnerability.

### POC

#### Reference
- https://talosintelligence.com/vulnerability_reports/TALOS-2021-1416

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