SOUND4 IMPACT/FIRST/PULSE/Eco <=2.x Unauthenticated Remote Code Execution via upload.cgi

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2022-50796
StatePUBLISHED
AssignerVulnCheck
Source PriorityCVE Program / NVD first with legacy fallback
Published2025-12-30 23:15:46 UTC
Updated2026-09-24 23:10:00 UTC
DescriptionSOUND4 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.

Risk And Classification

Primary CVSS: v4.0 9.3 CRITICAL from [email protected]

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

EPSS: 0.015670000 probability, percentile 0.742800000 (date 2026-09-25)

Problem Types: CWE-22 | CWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

VersionSourceTypeScoreSeverityVector
4.0[email protected]Secondary9.3CRITICALCVSS: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/C...
4.0CNACVSS9.3CRITICALCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
3.1[email protected]Secondary9.8CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
3.1[email protected]Secondary9.8CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
3.1CNACVSS9.8CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS v4.0 Breakdown

Attack Vector
Network
Attack Complexity
Low
Attack Requirements
None
Privileges Required
None
User Interaction
None
Confidentiality
High
Integrity
High
Availability
High
Sub Conf.
None
Sub Integrity
None
Sub Availability
None

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 v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Hardware Sound4 Big Voice2 - All All All
Operating System Sound4 Big Voice2 Firmware 1.30 All All All
Hardware Sound4 Big Voice4 - All All All
Operating System Sound4 Big Voice4 Firmware 1.2 All All All
Hardware Sound4 First 1.0 All All All
Hardware Sound4 First 2.0 All All All
Operating System Sound4 First Firmware 1.69 All All All
Operating System Sound4 First Firmware 2.15 All All All
Hardware Sound4 Impact 1.0 All All All
Hardware Sound4 Impact 2.0 All All All
Hardware Sound4 Impact Eco - All All All
Operating System Sound4 Impact Eco Firmware 1.16 All All All
Operating System Sound4 Impact Firmware 1.69 All All All
Operating System Sound4 Impact Firmware 2.15 All All All
Hardware Sound4 Pulse 1.0 All All All
Hardware Sound4 Pulse 2.0 All All All
Hardware Sound4 Pulse Eco - All All All
Operating System Sound4 Pulse Eco Firmware 1.16 All All All
Operating System Sound4 Pulse Firmware 1.69 All All All
Operating System Sound4 Pulse Firmware 2.15 All All All
Application Sound4 Stream Extension 2.4.29 All All All
Hardware Sound4 Wm2 - All All All
Operating System Sound4 Wm2 Firmware 1.11 All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA SOUND4 Ltd. Impact/Pulse/First affected Version 2: 1.1/2.15 Not specified
CNA SOUND4 Ltd. Impact/Pulse Eco affected 1.16 Not specified
CNA SOUND4 Ltd. BigVoice4 affected 1.2 Not specified
CNA SOUND4 Ltd. BigVoice2 affected 1.30 Not specified
CNA SOUND4 Ltd. Stream affected 1.1/2.4.29 Not specified
CNA Kantar Media WM2 affected 1.11 Not specified

References

ReferenceSourceLinkTags
exchange.xforce.ibmcloud.com/vulnerabilities/247951 [email protected] exchange.xforce.ibmcloud.com Third Party Advisory
www.zeroscience.mk/en/vulnerabilities/ZSL-2022-5741.php [email protected] www.zeroscience.mk Exploit, Third Party Advisory
www.vulncheck.com/advisories/sound-impactfirstpulseeco-x-unauthenticated-remote... [email protected] www.vulncheck.com Third Party Advisory
packetstormsecurity.com/files/170268/SOUND4-IMPACT-FIRST-PULSE-Eco-2.x-upload.cgi-Cod... [email protected] packetstormsecurity.com Exploit, Third Party Advisory, VDB Entry
www.sound4.com [email protected] www.sound4.com Product
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Vendor Comments And Credit

Discovery Credit

CNA: LiquidWorm as Gjoko Krstic of Zero Science Lab (en)

© CVE.report 2026

Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. It is the responsibility of user to evaluate the accuracy, completeness or usefulness of any information, opinion, advice or other content. EACH USER WILL BE SOLELY RESPONSIBLE FOR ANY consequences of his or her direct or indirect use of this web site. ALL WARRANTIES OF ANY KIND ARE EXPRESSLY DISCLAIMED. This site will NOT BE LIABLE FOR ANY DIRECT, INDIRECT or any other kind of loss.

CVE, CWE, and OVAL are registred trademarks of The MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. This site includes MITRE data granted under the following license.

Free CVE JSON API cve.report/api

CVE.report and Source URL Uptime Status status.cve.report