Facebook_Messenger.VoIP.Call

description-logo Description

This indicates an attempt to use the VoIP call function of Facebook Messenger.
Facebook Messenger VoIP Call is a feature in Facebook Messenger that allows users to establish a call via a TCP session and then transmit call packages via UDP sessions.

affected-products-logoAffected Products

Facebook Messenger

Impact logoImpact

Firewall Policy Bypass

Technology

Browser-Based, Network-Protocol, Client-Server, Peer-to-Peer, Cloud-Based, Mobile-Device

Behavior

  • Excessive-Bandwidth

Application Dependencies

Default Ports

  • TCP/443
  • TCP/3478
  • UDP/1024-65535

Version Updates

Date Version Detail
2024-03-19 27.751 Sig Added
2022-05-17 20.317 Sig Added
2020-11-12 16.961 Sig Added