cve/2023/CVE-2023-3824.md

### [CVE-2023-3824](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-3824)
![](https://img.shields.io/static/v1?label=Product&message=PHP&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=n%2Fa&color=blue)
![](https://img.shields.io/static/v1?label=Vulnerability&message=CWE-119%20Improper%20Restriction%20of%20Operations%20within%20the%20Bounds%20of%20a%20Memory%20Buffer&color=brighgreen)

### Description

In PHP version 8.0.* before 8.0.30,  8.1.* before 8.1.22, and 8.2.* before 8.2.8, when loading phar file, while reading PHAR directory entries, insufficient length checking may lead to a stack buffer overflow, leading potentially to memory corruption or RCE. 

### POC

#### Reference
- https://github.com/php/php-src/security/advisories/GHSA-jqcx-ccgc-xwhv

#### Github
- https://github.com/IamdLite/lockbit-message-fbi
- https://github.com/fkie-cad/nvd-json-data-feeds