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CVE-2022-50796

Published: Dec 30, 2025

Modified: Feb 18, 2026

PUBLISHED

CVSS v3.1

9.8

CRITICAL

Description

SOUND4 IMPACT/FIRST/PULSE/Eco <=2.x contains an unauthenticated remote code execution vulnerability in the firmware upload functionality with path traversal flaw. Attackers can exploit the upload.cgi script to write malicious files to the system with www-data permissions, enabling unauthorized access and code execution.

Vendor	Product	Versions
SOUND4 Ltd.	Impact/Pulse/First	affected `Version 2: 1.1/2.15`
SOUND4 Ltd.	Impact/Pulse Eco	affected `1.16`
SOUND4 Ltd.	BigVoice4	affected `1.2`
SOUND4 Ltd.	BigVoice2	affected `1.30`
SOUND4 Ltd.	Stream	affected `1.1/2.4.29`
Kantar Media	WM2	affected `1.11`

Weaknesses (CWE)

CVSS v3.1 Details

CVSS v3.1 Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

References

Zero Science Lab Disclosure (ZSL-2022-5741)

third-party-advisory

Packet Storm Security Exploit Details

exploit

IBM X-Force Vulnerability Exchange Entry

vdb-entry

SOUND4 Product Homepage

product

VulnCheck Advisory: SOUND4 IMPACT/FIRST/PULSE/Eco <=2.x Unauthenticated Remote Code Execution via upload.cgi

third-party-advisory

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