CVE-2022-50696

SOUND4 IMPACT/FIRST/PULSE/Eco <=2.x Hardcoded Credentials Authentication Bypass

CVSS 9.3 CRITICALEPSS 0.5%CWE-798

Vexday Risk Score

28Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 9.3EPSS 0.5%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

30 Dec 2025Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

SOUND4 IMPACT/FIRST/PULSE/Eco versions 2.x and below contain hardcoded credentials embedded in server binaries that cannot be modified through normal device operations. Attackers can leverage these static credentials to gain unauthorized access to the device across Linux and Windows distributions without requiring user interaction.

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Affected products

Kantar Media · WM2 SOUND4 Ltd. · BigVoice2 SOUND4 Ltd. · BigVoice4 SOUND4 Ltd. · Impact/Pulse Eco SOUND4 Ltd. · Impact/Pulse/First SOUND4 Ltd. · Stream

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References

https://exchange.xforce.ibmcloud.com/vulnerabilities/247949 https://packetstormsecurity.com/files/170256/SOUND4-IMPACT-FIRST-PULSE-Eco-2.x-Hardcoded-Credentials.html https://www.sound4.com/https://www.vulncheck.com/advisories/sound-impactfirstpulseeco-x-hardcoded-credentials-authentication-bypass https://www.zeroscience.mk/en/vulnerabilities/ZSL-2022-5729.php