SOUND4 IMPACT/FIRST/PULSE/Eco v2.x Unauthenticated Factory Reset Vulnerability

Advisories

severity: high
date: December 22, 2025
Affecting: Impact/Pulse/First Version 2: 1.1/2.15, Version 2: 1.1/2.15
Impact/Pulse Eco 1.16
BigVoice4 1.2
BigVoice2 1.30
Stream 1.1/2.4.29
WM2 1.11
CVE: CVE-2023-53964
CWE: CWE-306 Missing Authentication for Critical Function
CVSS: 8.8
CVSS V4 Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N
References: ExploitDB-51174
SOUND4 Official Product Homepage
Zero Science Lab Disclosure (ZSL-2022-5742)
Credit: LiquidWorm as Gjoko Krstic of Zero Science Lab
Description: SOUND4 IMPACT/FIRST/PULSE/Eco v2.x contains an unauthenticated vulnerability in the /usr/cgi-bin/restorefactory.cgi endpoint that allows remote attackers to reset device configuration. Attackers can send a POST request to the endpoint with specific data to trigger a factory reset and bypass authentication, gaining full system control.