CVE-2023-53964

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

State: Published
Severity: 8.8 High
Published: Dec 22, 2025
Updated: Oct 1, 2026
Reserved: Dec 19, 2025

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.

Scores

CVSS	Score	Vector	Source
4.0	8.8 High	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	VulnCheck
3.1	9.8 Critical	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H	VulnCheck

Weaknesses

CWE-306 Missing Authentication for Critical Function

Affected Products

Product	Versions
Impact/Pulse/FirstSOUND4 Ltd.	Version 2: 1.1/2.15Affected
Impact/Pulse EcoSOUND4 Ltd.	1.16Affected
BigVoice4SOUND4 Ltd.	1.2Affected
BigVoice2SOUND4 Ltd.	1.30Affected
StreamSOUND4 Ltd.	1.1/2.4.29Affected
WM2Kantar Media	1.11Affected

References

ExploitDB-51174exploit
SOUND4 Official Product Homepageproduct
Zero Science Lab Disclosure (ZSL-2022-5742)third-party-advisory
VulnCheck Advisory: SOUND4 IMPACT/FIRST/PULSE/Eco v2.x Unauthenticated Factory Reset Vulnerabilitythird-party-advisory

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