It appears that you are discussing vulnerabilities found in Amcrest/Dahua IP camera and NVR devices. Specifically, the firmware versions V2.622.00AC000.0.R and V2.800.00AC001.0.R were mentioned.

Here's a breakdown of the information provided:

1. Tenable discovered vulnerabilities on port 37777 of Amcrest/Dahua IP cameras and NVRs.

2. The vulnerabilities were initially verified on Amcrest IP2M-841 and Amcrest 1080-Lite 8CH models, and later confirmed by Amcrest for other products as well.

3. The firmware version V2.622.00AC000.0.R was found to be outdated, with a newer version available (V2.800.00AC001.0.R).

4. Upgrading the firmware to V2.622.00AC000.0.R resolved issues with viewing video in Chrome without needing a plugin.

5. However, the new firmware release V2.622.00AC000.0.R on 10/22/20 was found to worsen the problem.

Additionally, the IPC Firmware Release Notes mention a firmware version DHIPC-HX5X3X-RheaEngPStream3V2.622.0000000.18.R.

If you're experiencing issues with your Amcrest/Dahua IP camera or NVR device, I recommend checking for firmware updates and following proper installation procedures to ensure compatibility and stability. It's also a good idea to regularly monitor security patches and vulnerability reports from the manufacturer to stay informed about any potential security concerns.

Would you like me to help you find more information on Amcrest/Dahua firmware updates or provide guidance on how to troubleshoot your device?

V2.622.00ac000.0.r