CVE-2022-50792 SOUND4 IMPACT/FIRST/PULSE/Eco <=2.x Unauthenticated File Disclosure Vulnerability

High 8.7 Published Updated

Remote attackers can access sensitive system files on SOUND4 audio processors by manipulating the file parameter, requiring vendor firmware updates.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2022-50792?

CVE-2022-50792 is a high-severity path traversal vulnerability in Kantar Media BigVoice2, published on 30 Dec 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

SOUND4 IMPACT/FIRST/PULSE/Eco versions 2.x and below contain an unauthenticated file disclosure vulnerability that allows remote attackers to access sensitive system files. Attackers can exploit the vulnerability by manipulating the 'file' GET parameter to disclose arbitrary files on the affected device.

Weakness: CWE-22

Which versions are affected by CVE-2022-50792?

It affects 9 products.

Products include Sound4 Big Voice2 Firmware, Sound4 Big Voice4 Firmware, Sound4 First Firmware, Sound4 Impact Eco Firmware, Sound4 Impact Firmware, Sound4 Pulse Eco Firmware and 3 more.

How do I fix CVE-2022-50792?

No fix has been published for CVE-2022-50792 yet. Limit exposure of the affected software until one is available.

Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.

Is CVE-2022-50792 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2022-50792 exists.

Sources

Also known as GHSA-7h43-qx63-fwcr.

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