CVE-2025-15542

Improper handling of exceptional conditions in VX800v v1.0 in SIP processing allows an attacker to flood the device with crafted INVITE messages, blocking all voice lines and causing a denial of service on incoming calls...

PT-2026-5321

Name of the Vulnerable Software and Affected Versions VX800v version 1.0 Description A flaw exists in the handling of exceptional conditions during SIP processing. An attacker can send specially crafted INVITE messages to flood the device, leading to a denial of service by blocking all voice line...