{"id":"CVE-2022-50796","title":"SOUND4 IMPACT/FIRST/PULSE/Eco <=2.x contains an unauthenticated remote code execution vulnerability in the firmware upload functionality with path traversal flaw","summary":"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 th…","severity":"critical","cvss":9.8,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","cwe":["CWE-22"],"vendor":"sound4","product":"stream_extension","affected":["impact_firmware = 2.15","impact_firmware = 1.69","pulse_firmware = 2.15","pulse_firmware = 1.69","first_firmware = 2.15","first_firmware = 1.69","impact_eco_firmware = 1.16","pulse_eco_firmware = 1.16","big_voice4_firmware = 1.2","big_voice2_firmware = 1.30","wm2_firmware = 1.11","stream_extension = 2.4.29"],"published":"2025-12-30","updated":"2026-09-24","sourceUpdated":"2026-09-24T23:10:00.133","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2022-50796","references":[{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/247951","label":"disclosure@vulncheck.com"},{"url":"https://packetstormsecurity.com/files/170268/SOUND4-IMPACT-FIRST-PULSE-Eco-2.x-upload.cgi-Code-Execution.html","label":"disclosure@vulncheck.com"},{"url":"https://www.sound4.com/","label":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/sound-impactfirstpulseeco-x-unauthenticated-remote-code-execution-via-uploadcgi","label":"disclosure@vulncheck.com"},{"url":"https://www.zeroscience.mk/en/vulnerabilities/ZSL-2022-5741.php","label":"disclosure@vulncheck.com"}],"tags":["nvd"],"epss":0.01591,"epssPercentile":0.74584,"ingestedAt":"2026-09-24T23:55:20.488Z","slug":"CVE-2022-50796","body":"## Overview\n\nSOUND4 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.\n\n## Affected\n\n- `impact_firmware = 2.15`\n- `impact_firmware = 1.69`\n- `pulse_firmware = 2.15`\n- `pulse_firmware = 1.69`\n- `first_firmware = 2.15`\n- `first_firmware = 1.69`\n- `impact_eco_firmware = 1.16`\n- `pulse_eco_firmware = 1.16`\n- `big_voice4_firmware = 1.2`\n- `big_voice2_firmware = 1.30`\n- `wm2_firmware = 1.11`\n- `stream_extension = 2.4.29`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"midnight","depthScore":54,"depthScoreParts":{"impact":53.9,"likelihood":0.3,"exploitation":0,"ransomware":0},"changes":[]}