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CVE-2022-50796

CRITICAL Exploitation: PoC
9.8
CVSS 3.1
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.

Metadata

CVE ID
CVE-2022-50796
State
PUBLISHED
Assigner
VulnCheck
Reserved
2025-12-26 16:41 UTC
Published
2025-12-30 22:41 UTC
Last updated
2026-02-18 21:22 UTC
Primary CWE
CWE-22
Improper Limitation of a Pathname to a Restricted Directory …
Vendor / Product
SOUND4 Ltd. / Impact/Pulse/First
Sources
cve.org  ·  NVD

Severity & Metrics

9.8 CRITICAL CVSS 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
SSVC — CISA Coordinator
Exploitation
PoC
Automatable
yes
Tech. Impact
total
Affected products (6)
VendorProductPlatformVersions
Kantar Media WM2 — 1.11
SOUND4 Ltd. BigVoice2 — 1.30
SOUND4 Ltd. BigVoice4 — 1.2
SOUND4 Ltd. Impact/Pulse Eco — 1.16
SOUND4 Ltd. Impact/Pulse/First — Version 2: 1.1/2.15
SOUND4 Ltd. Stream — 1.1/2.4.29
Weakness (CWE)
CWESourceDescription
CWE-22 cna Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
CVSS scores (2)
ScoreSeverityVersionSourceVector
9.8 CRITICAL 3.1 cna CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
9.3 CRITICAL 4.0 cna 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
References (5)
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