cve/2020/CVE-2020-9897.md

### [CVE-2020-9897](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-9897)
![](https://img.shields.io/static/v1?label=Product&message=iOS%20and%20iPadOS&color=blue)
![](https://img.shields.io/static/v1?label=Product&message=macOS&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=%3C%2011.0%20&color=brighgreen)
![](https://img.shields.io/static/v1?label=Version&message=%3C%2014.2%20&color=brighgreen)
![](https://img.shields.io/static/v1?label=Vulnerability&message=Processing%20a%20maliciously%20crafted%20PDF%20may%20lead%20to%20arbitrary%20code%20execution&color=brighgreen)

### Description

An out-of-bounds write was addressed with improved input validation. This issue is fixed in iOS 14.2 and iPadOS 14.2, macOS Big Sur 11.0.1. Processing a maliciously crafted PDF may lead to arbitrary code execution.

### POC

#### Reference
No PoCs from references.

#### Github
- https://github.com/0xCyberY/CVE-T4PDF
- https://github.com/ARPSyndicate/cvemon