Cyber Resilience

CVE-2022-50791

HighPublic PoC

Published: 30 December 2025

Published
30 December 2025
Modified
16 January 2026
KEV Added
—
Patch
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CVSS Score v4 8.5 CVSS:4.0/AV:L/AC:L/AT:N/PR:L/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
EPSS Score 0.0335 87.1th percentile
Risk Priority 55 floored blend · peak EPSS

Summary

CVE-2022-50791 is a high-severity OS Command Injection (CWE-78) vulnerability in Sound4 Impact Firmware. Its CVSS base score is 8.5 (High).

Operationally, ranked in the top 12.9% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

OWASP Top 10 for Web (2025)

A05:2025 Injection

EU & UK References

Vulnerability details

SOUND4 IMPACT/FIRST/PULSE/Eco <=2.x contains a conditional command injection vulnerability that allows local authenticated users to create malicious files in the /tmp directory. Unauthenticated attackers can execute commands by making a single HTTP POST request to the vulnerable ping.php script, which…

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triggers the malicious file and then deletes it.

CWE(s)
CWE-78

Related Threats

CVEs Like This One

CVE-2023-53963Same product: Sound4 Big Voice2
CVE-2022-50795Same product: Sound4 Big Voice2
CVE-2022-50793Same product: Sound4 Big Voice2
CVE-2022-50794Same product: Sound4 Big Voice2
CVE-2022-50789Same product: Sound4 Big Voice2
CVE-2022-50796Same product: Sound4 Big Voice2
CVE-2023-53962Same product: Sound4 Big Voice2
CVE-2023-53964Same product: Sound4 Big Voice2
CVE-2023-53955Same product: Sound4 Big Voice2
CVE-2022-50792Same product: Sound4 Big Voice2

Affected Assets

sound4
impact firmware
1.69, 2.15
sound4
pulse firmware
1.69, 2.15
sound4
first firmware
1.69, 2.15
sound4
impact eco firmware
1.16
sound4
pulse eco firmware
1.16
sound4
big voice4 firmware
1.2
sound4
big voice2 firmware
1.30
sound4
wm2 firmware
1.11
sound4
stream extension
2.4.29

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

SC-27 Platform-independent Applications
addresses: CWE-78

Platform-independent apps typically execute inside a managed runtime or sandbox that restricts direct OS command execution, reducing the ability to exploit OS command injection.

SI-10 Information Input Validation
addresses: CWE-78

Validates inputs to block special elements that would alter OS command execution.

References