CVE-2022-50696
SOUND4 IMPACT/FIRST/PULSE/Eco <=2.x Hardcoded Credentials Authentication Bypass
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.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
9.3
SOUND4 IMPACT/FIRST/PULSE/Eco <=2.x Hardcoded Credentials Authentication Bypass
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.
- Record
CVE-2022-50696- CVSS 4.0
- 9.3 Critical
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 - CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-798
- Updated
- 2026-11-02
EUVDEUVD-2022-55940
9.3
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.
- Record
EUVD-2022-55940- CVSS 4.0
- 9.3 Critical
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 - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-7fvm-m3gq-pf2p
9.3
SOUND4 IMPACT/FIRST/PULSE/Eco versions 2.x and below contain hardcoded credentials embedded in...
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.
- Record
GHSA-7fvm-m3gq-pf2p- CVSS 4.0
- 9.3 Critical
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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X - CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N - Weakness
- CWE-798
- Updated
- 2026-11-02
NVD
9.3
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.
- Record
CVE-2022-50696- CVSS 4.0
- 9.3 Critical
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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X - CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-798
- Updated
- 2026-11-02
Affected products
- kantar media wm2
- sound4 big voice2 firmware
- sound4 big voice4 firmware
- sound4 first firmware
- sound4 impact eco firmware
- sound4 impact firmware
- sound4 pulse eco firmware
- sound4 pulse firmware
- sound4 stream extension
- sound4 wm2 firmware
- sound4 ltd. bigvoice2
- sound4 ltd. bigvoice4
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History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2022-50696 is a critical vulnerability (CVSS 9.3) in Kantar Media Wm2, published December 30, 2025. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.60%, the 48th percentile. No source names a fixed version.
References
zeroscience.mk/en/vulnerabilities/ZSL-2022-5729.php
packetstormsecurity.com/files/170256/SOUND4-IMPACT-FIRST-PULSE-Eco-2.x-Hardcoded-Credentials.html
exchange.xforce.ibmcloud.com/vulnerabilities/247949
sound4.com
vulncheck.com/advisories/sound-impactfirstpulseeco-x-hardcoded-credentials-authentication-bypass
nvd.nist.gov/vuln/detail/CVE-2022-50696
github.com/advisories/GHSA-7fvm-m3gq-pf2p