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CVE-2022-50695 SOUND4 IMPACT/FIRST/PULSE/Eco <=2.x ICMP Flood Attack via Network Commands

High 8.7 Published Updated

Unauthenticated attackers can abuse network command scripts to launch ICMP flood attacks against external hosts, causing denial of service.

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-2022-50695?

CVE-2022-50695 is a high-severity denial of service 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 contains a network vulnerability that allows unauthenticated attackers to send ICMP signals to arbitrary hosts through network command scripts. Attackers can abuse ping.php, traceroute.php, and dns.php to generate network flooding attacks targeting external hosts.

Weakness: CWE-770

Which versions are affected by CVE-2022-50695?

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-2022-50695?

No fix has been published for CVE-2022-50695 yet. Limit exposure of the affected software until one is available.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2022-50695 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2022-50695 exists.

Sources

Also known as GHSA-cqgr-77q2-257r.

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