{"cve":"CVE-2023-53962","nvd":{"published":"2025-12-22T22:16:00.530","modified":"2026-06-17T06:46:26.027","status":"Modified","description":"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 by sending crafted multipart form-data POST requests with directory traversal sequences to write files to unintended system locations.","cvss_v4":{"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:H/VA:L/SC:N/SI:N/SA:N","score":8.8},"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","score":7.5},"cwes":["CWE-22"],"references":["https://web.archive.org/web/20221207074555/https://www.sound4.com/","https://www.exploit-db.com/exploits/51172","https://www.vulncheck.com/advisories/sound-impactfirstpulseeco-x-unauthenticated-directory-traversal-file-write","https://www.zeroscience.mk/en/vulnerabilities/ZSL-2022-5730.php","https://www.zeroscience.mk/en/vulnerabilities/ZSL-2022-5730.php"],"products":["sound4:big_voice2_firmware","sound4:big_voice4_firmware","sound4:first_firmware","sound4:impact_eco_firmware","sound4:impact_firmware","sound4:pulse_eco_firmware","sound4:pulse_firmware","sound4:stream_extension","sound4:wm2_firmware"],"source":"nvd","synced_at":"2026-10-19T22:17:07.138532058+00:00"},"epss":{"cve":"CVE-2023-53962","score":0.01238,"percentile":0.6911,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}