CVEs-PoC/2021/CVE-2021-27254.md

### [CVE-2021-27254](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-27254)
![](https://img.shields.io/static/v1?label=Product&message=R7800&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-259%3A%20Use%20of%20Hard-coded%20Password&color=brighgreen)

### Description

This vulnerability allows network-adjacent attackers to bypass authentication on affected installations of NETGEAR R7800. Authentication is not required to exploit this vulnerability. The specific flaw exists within the apply_save.cgi endpoint. This issue results from the use of hard-coded encryption key. An attacker can leverage this vulnerability to execute arbitrary code in the context of root. Was ZDI-CAN-12287.

### POC

#### Reference
- https://kb.netgear.com/000062883/Security-Advisory-for-Multiple-Vulnerabilities-on-Some-Routers-Satellites-and-Extenders

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