### [CVE-2021-42671](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-42671) ![](https://img.shields.io/static/v1?label=Product&message=n%2Fa&color=blue) ![](https://img.shields.io/static/v1?label=Version&message=n%2Fa&color=blue) ![](https://img.shields.io/static/v1?label=Vulnerability&message=n%2Fa&color=brighgreen) ### Description An incorrect access control vulnerability exists in Sourcecodester Engineers Online Portal in PHP in nia_munoz_monitoring_system/admin/uploads. An attacker can leverage this vulnerability in order to bypass access controls and access all the files uploaded to the web server without the need of authentication or authorization. ### POC #### Reference - https://github.com/TheHackingRabbi/CVE-2021-42671 - https://github.com/nu11secur1ty/CVE-mitre/tree/main/CVE-2021-42671 #### Github - https://github.com/0xDeku/CVE-2021-42671 - https://github.com/2lambda123/CVE-mitre - https://github.com/2lambda123/Windows10Exploits - https://github.com/ARPSyndicate/cvemon - https://github.com/NaInSec/CVE-PoC-in-GitHub - https://github.com/Offensive-Penetration-Security/OPSEC-Hall-of-fame - https://github.com/SYRTI/POC_to_review - https://github.com/WhooAmii/POC_to_review - https://github.com/nomi-sec/PoC-in-GitHub - https://github.com/nu11secur1ty/CVE-mitre - https://github.com/nu11secur1ty/CVE-nu11secur1ty - https://github.com/nu11secur1ty/Windows10Exploits - https://github.com/soosmile/POC - https://github.com/trhacknon/Pocingit - https://github.com/zecool/cve