VulnerabilityModified

CVE-2022-50696

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.

CRITICAL 9.3EPSS 0.60%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.60%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

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: 9.3 CRITICALCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M
EPSS: 0.60% probability · 48th percentile
Public exploits: None in Exploit-DB
CISA KEV: Not listed
Weakness: CWE-798
Affected: sound4/first firmware · sound4/impact eco firmware · sound4/pulse eco firmware · sound4/big voice4 firmware · sound4/big voice2 firmware · sound4/wm2 firmware · sound4/impact firmware · sound4/pulse firmware · sound4/stream extension
Source: disclosure@vulncheck.com

EPSS trend

EPSS 0.6% since 26 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

References

https://exchange.xforce.ibmcloud.com/vulnerabilities/247949Third Party Advisory
https://packetstormsecurity.com/files/170256/SOUND4-IMPACT-FIRST-PULSE-Eco-2.x-Hardcoded-Credentials.htmlExploit, Third Party Advisory, VDB Entry
https://www.sound4.com/Product
https://www.vulncheck.com/advisories/sound-impactfirstpulseeco-x-hardcoded-credentials-authentication-bypassThird Party Advisory
https://www.zeroscience.mk/en/vulnerabilities/ZSL-2022-5729.phpExploit, Third Party Advisory

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.