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Fencer Vulns
high 8.8

CVE-2022-50793 json

SOUND4 IMPACT/FIRST/PULSE/Eco <=2.x Authenticated Command Injection via www-data-handler.php

published 2025-12-30 10 mo ago modified 2026-10-01 38 d ago also EUVD-2022-55933

cvss
8.8
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
3.1%
EPSS 3.1% chance of exploitation in 30 days, percentile 87%
public exploits
0
none known

Summary

SOUND4 IMPACT/FIRST/PULSE/Eco <=2.x contains an authenticated command injection vulnerability in the www-data-handler.php script that allows attackers to inject system commands through the 'services' POST parameter. Attackers can exploit this vulnerability by crafting malicious 'services' parameter values to execute arbitrary system commands with www-data user privileges.

CISA SSVC

Exploitation
Proof of concept is public
Automatable
no
Technical impact
total
Assessed
10 mo ago

Exploit prediction

3.13% chance of exploitation in the next 30 days, higher than 87% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • packetstormsecurity.com https://packetstormsecurity.com/files/170264/SOUND4-IMPACT-FIRST-PULSE-Eco-2.x-services-Command-Injection.html referenced PoC, tagged "exploit" by a source, unverified
  • zeroscience.mk https://www.zeroscience.mk/en/vulnerabilities/ZSL-2022-5737.php referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CNA 4.0 8.7 CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
CNA 3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CNA 4.0 8.7 CVSS:4.0/AV:N/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

Affected products

  • SOUND4 Ltd. Impact/Pulse/First
  • SOUND4 Ltd. Impact/Pulse Eco
  • SOUND4 Ltd. BigVoice4
  • SOUND4 Ltd. BigVoice2
  • SOUND4 Ltd. Stream
  • Kantar Media WM2

Classification

Weakness
  • CWE-78 Improper Neutralization of Special Elements used in an OS Command

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.