{"id":"CVE-2023-53962","title":"SOUND4 IMPACT/FIRST/PULSE/Eco v2.x Unauthenticated Directory Traversal File Write","summary":"SOUND4 IMPACT/FIRST/PULSE/Eco v2.x contains an unauthenticated directory traversal vulnerability that allows remote attackers to write arbitrary files through the 'upgfile' parameter in upload.cgi. Attackers can exploit the vulnerability…","severity":"high","cvss":7.5,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","cvssSource":"cna","cwe":["CWE-22"],"vendor":"SOUND4 Ltd.","product":"Impact/Pulse/First","affected":["Impact/Pulse/First Version 2: 1.1/2.15","impact_pulse_eco 1.16","BigVoice4 1.2","BigVoice2 1.30","Stream 1.1/2.4.29","WM2 1.11"],"ssvc":{"exploitation":"poc","automatable":"yes","technicalImpact":"partial","timestamp":"2025-12-22T21:56:24.694055Z"},"exploitAvailable":true,"published":"2025-12-22","updated":"2026-10-01","sourceUpdated":"2026-10-01T19:19:15.672Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2023-53962","references":[{"url":"https://www.exploit-db.com/exploits/51172","label":"ExploitDB-51172"},{"url":"https://web.archive.org/web/20221207074555/https://www.sound4.com/","label":"SOUND4 Official Product Homepage"},{"url":"https://www.zeroscience.mk/en/vulnerabilities/ZSL-2022-5730.php","label":"Zero Science Lab Disclosure (ZSL-2022-5730)"},{"url":"https://www.vulncheck.com/advisories/sound-impactfirstpulseeco-x-unauthenticated-directory-traversal-file-write","label":"VulnCheck Advisory: SOUND4 IMPACT/FIRST/PULSE/Eco v2.x Unauthenticated Directory Traversal File Write"}],"tags":["cve.org","exploit-available"],"epss":0.01238,"epssPercentile":0.67997,"ingestedAt":"2026-10-01T19:58:57.576Z","slug":"CVE-2023-53962","body":"## Overview\n\nSOUND4 IMPACT/FIRST/PULSE/Eco v2.x contains an unauthenticated directory traversal vulnerability that allows remote attackers to write arbitrary files through the 'upgfile' parameter in upload.cgi. Attackers can exploit the vulnerability by sending crafted multipart form-data POST requests with directory traversal sequences to write files to unintended system locations.\n\n## Affected\n\n- `Impact/Pulse/First Version 2: 1.1/2.15`\n- `impact_pulse_eco 1.16`\n- `BigVoice4 1.2`\n- `BigVoice2 1.30`\n- `Stream 1.1/2.4.29`\n- `WM2 1.11`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"midnight","depthScore":53,"depthScoreParts":{"impact":41.3,"likelihood":0.2,"exploitation":12,"ransomware":0},"changes":[]}