CVE-2022-50793: SOUND4 IMPACT/FIRST/PULSE/Eco <=2.x Authenticated Command Injection via www-data-handler.php

Severity: high (CVSS 8.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 3.1% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2025-12-30 · updated 2026-06-17
Weakness: CWE-78

Description

SOUND4 IMPACT/FIRST/PULSE/Eco <=2.x contains an authenticated command injection vulnerability in the www-data-handler.php script that allows attackers to inject system commands through the 'services' POST parameter. Attackers can exploit this vulnerability by crafting malicious 'services' parameter values to execute arbitrary system commands with www-data user privileges.

Affected products

Sound4 Big Voice2 Firmware: 1.30
Sound4 Big Voice4 Firmware: 1.2
Sound4 First Firmware: 2.15, 1.69
Sound4 Impact Eco Firmware: 1.16
Sound4 Impact Firmware: 2.15, 1.69
Sound4 Pulse Eco Firmware: 1.16
Sound4 Pulse Firmware: 2.15, 1.69
Sound4 Stream Extension: 2.4.29
Sound4 Wm2 Firmware: 1.11

References

https://exchange.xforce.ibmcloud.com/vulnerabilities/247917
https://packetstormsecurity.com/files/170264/SOUND4-IMPACT-FIRST-PULSE-Eco-2.x-services-Command-Injection.html
https://www.sound4.com/
https://www.vulncheck.com/advisories/sound-impactfirstpulseeco-x-authenticated-command-injection-via-www-data-handlerphp
https://www.zeroscience.mk/en/vulnerabilities/ZSL-2022-5737.php

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