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CVE-2022-50796— SOUND4 IMPACT/FIRST/PULSE/Eco <=2.x Unauthenticated Remote Code Execution via upload.cgi

Quick assessment

Affected
SOUND4 Ltd. Impact/Pulse/First
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

SOUND4 IMPACT等都是法国SOUND4公司的产品。SOUND4 IMPACT是一款专业广播音频处理器。SOUND4 FIRST是一款广播用的音频处理器。SOUND4 PULSE是一款音频处理器。 SOUND4多款产品存在路径遍历漏洞，该漏洞源于固件上传功能存在路径遍历缺陷，可能导致远程代码执行。以下产品受到影响：SOUND4 IMPACT、SOUND4 FIRST和SOUND4 PULSE。

CVSS 9.8 · Critical EPSS 1.57% · P74
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I. Basic Information for CVE-2022-50796

Vulnerability Information
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Vulnerability Title
SOUND4 IMPACT/FIRST/PULSE/Eco <=2.x Unauthenticated Remote Code Execution via upload.cgi
Source: CVE Program / CVE List V5
Vulnerability 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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
对路径名的限制不恰当(路径遍历)
Source: CVE Program / CVE List V5
Vulnerability Title
SOUND4多款产品 路径遍历漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
SOUND4 IMPACT等都是法国SOUND4公司的产品。SOUND4 IMPACT是一款专业广播音频处理器。SOUND4 FIRST是一款广播用的音频处理器。SOUND4 PULSE是一款音频处理器。 SOUND4多款产品存在路径遍历漏洞，该漏洞源于固件上传功能存在路径遍历缺陷，可能导致远程代码执行。以下产品受到影响：SOUND4 IMPACT、SOUND4 FIRST和SOUND4 PULSE。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

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Affected Products

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

II. Public POCs for CVE-2022-50796

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III. Intelligence Information for CVE-2022-50796

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Vendor Advisories for CVE-2022-50796 (2)

Exploits & Public PoCs for CVE-2022-50796 (1)

Same Patch Batch · SOUND4 Ltd. · 2025-12-30 · 14 CVEs total

CVE-2022-50696 9.8 CRITICAL SOUND4 IMPACT/FIRST/PULSE/Eco <=2.x Hardcoded Credentials Authentication Bypass
CVE-2022-50694 9.8 CRITICAL SOUND4 IMPACT/FIRST/PULSE/Eco <=2.x SQL Injection via Username Parameter
CVE-2022-50794 9.8 CRITICAL SOUND4 IMPACT/FIRST/PULSE/Eco <=2.x Unauthenticated Command Injection via Username
CVE-2022-50793 8.8 HIGH SOUND4 IMPACT/FIRST/PULSE/Eco <=2.x Authenticated Command Injection via www-data-handler.p
CVE-2022-50795 7.8 HIGH SOUND4 IMPACT/FIRST/PULSE/Eco <=2.x Conditional Command Injection via traceroute.php
CVE-2022-50789 7.8 HIGH SOUND4 IMPACT/FIRST/PULSE/Eco <=2.x Conditional Command Injection via dns.php
CVE-2022-50791 7.8 HIGH SOUND4 IMPACT/FIRST/PULSE/Eco <=2.x Conditional Command Injection via ping.php
CVE-2022-50692 7.5 HIGH SOUND4 IMPACT/FIRST/PULSE/Eco <=2.x Insufficient Session Expiration Vulnerability
CVE-2022-50790 7.5 HIGH SOUND4 IMPACT/FIRST/PULSE/Eco <=2.x Unauthenticated Radio Stream Disclosure
CVE-2022-50695 7.5 HIGH SOUND4 IMPACT/FIRST/PULSE/Eco <=2.x ICMP Flood Attack via Network Commands
CVE-2022-50792 7.5 HIGH SOUND4 IMPACT/FIRST/PULSE/Eco <=2.x Unauthenticated File Disclosure Vulnerability
CVE-2022-50788 7.5 HIGH SOUND4 IMPACT/FIRST/PULSE/Eco <=2.x Information Disclosure via Log Directory
CVE-2022-50787 7.2 HIGH SOUND4 IMPACT/FIRST/PULSE/Eco <=2.x Unauthenticated Stored Cross-Site Scripting

IV. Related Vulnerabilities

Same product: Impact/Pulse/First
Same vendor: SOUND4 Ltd.
Same weakness: CWE-22

V. Comments for CVE-2022-50796

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