CVE-2022-50796

Published: Dec 30, 2025Modified: Jun 17, 2026

9.3

Vector

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: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:XShow less

Source: disclosure@vulncheck.com (Secondary)

Description

SOUND4 IMPACT/FIRST/PULSE/Eco <=2.x contains an unauthenticated remote code execution vulnerability in the firmware upload functionality with path traversal flaw. Attackers can exploit the upload.cgi script to write malicious files to the system with www-data permissions, enabling unauthorized access and code execution.

Affected (12)

Products: Sound4: Impact Firmware, Pulse Firmware, First Firmware, Impact Eco Firmware, Pulse Eco Firmware, Big Voice4 Firmware, Big Voice2 Firmware, Wm2 Firmware, Stream Extension

9 products

Configuration A

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Sound4 Impact Firmware	Version 2.15

Running on/with	Platform Versions
Sound4 Impact	Version 2.0

Configuration B

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Sound4 Impact Firmware	Version 1.69

Running on/with	Platform Versions
Sound4 Impact	Version 1.0

Configuration C

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Sound4 Pulse Firmware	Version 2.15

Running on/with	Platform Versions
Sound4 Pulse	Version 2.0

Configuration D

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Sound4 Pulse Firmware	Version 1.69

Running on/with	Platform Versions
Sound4 Pulse	Version 1.0

Configuration E

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Sound4 First Firmware	Version 2.15

Running on/with	Platform Versions
Sound4 First	Version 2.0

Configuration F

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Sound4 First Firmware	Version 1.69

Running on/with	Platform Versions
Sound4 First	Version 1.0

Configuration G

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Sound4 Impact Eco Firmware	Version 1.16

Running on/with	Platform Versions
Sound4 Impact Eco	All versions

Configuration H

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Sound4 Pulse Eco Firmware	Version 1.16

Running on/with	Platform Versions
Sound4 Pulse Eco	All versions

Configuration I

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Sound4 Big Voice4 Firmware	Version 1.2

Running on/with	Platform Versions
Sound4 Big Voice4	All versions

Configuration J

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Sound4 Big Voice2 Firmware	Version 1.30

Running on/with	Platform Versions
Sound4 Big Voice2	All versions

Configuration K

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Sound4 Wm2 Firmware	Version 1.11

Running on/with	Platform Versions
Sound4 Wm2	All versions

Configuration L

1 vulnerable

Vulnerable Software	Affected Versions
Sound4 Stream Extension	Version 2.4.29

Related CWEs

CWE-22

Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.