Provide references for CVE-2021-40847.
Where can I find more information about CVE-2021-40847?
References are available at: https://kb.netgear.com/000064039/Security-Advisory-for-Remote-Code-Execution-on-Some-Routers-PSV-2021-0204, https://blog.grimm-co.com/2021/09/mama-always-told-me-not-to-trust.html.