{"id":"CVE-2023-53955","aliases":["EUVD-2023-60244","GHSA-gj7r-228j-689h"],"status":"published","title":"SOUND4 IMPACT/FIRST/PULSE/Eco v2.x Authorization Bypass via Insecure Object References","description":"SOUND4 IMPACT/FIRST/PULSE/Eco v2.x contains an insecure direct object reference vulnerability that allows attackers to bypass authorization and access hidden system resources. Attackers can exploit the vulnerability by manipulating user-supplied input to execute privileged functionalities without proper authentication.","severity":{"version":"4.0","score":9.3,"vector":"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","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00852,"percentile":0.58683,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-639"],"published":"2025-12-22T21:37:15Z","modified":"2026-11-10T12:10:00Z","products":[{"vendor":"kantar media","product":"wm2"},{"vendor":"sound4","product":"big_voice2_firmware"},{"vendor":"sound4","product":"big_voice4_firmware"},{"vendor":"sound4","product":"first_firmware"},{"vendor":"sound4","product":"impact_eco_firmware"},{"vendor":"sound4","product":"impact_firmware"},{"vendor":"sound4","product":"pulse_eco_firmware"},{"vendor":"sound4","product":"pulse_firmware"},{"vendor":"sound4","product":"stream_extension"},{"vendor":"sound4","product":"wm2_firmware"},{"vendor":"sound4 ltd.","product":"bigvoice2"},{"vendor":"sound4 ltd.","product":"bigvoice4"},{"vendor":"sound4 ltd.","product":"impact/pulse eco"},{"vendor":"sound4 ltd.","product":"impact/pulse/first"},{"vendor":"sound4 ltd.","product":"stream"}],"references":[{"url":"https://www.exploit-db.com/exploits/51169","tags":["exploit","Exploit","Third Party Advisory","VDB Entry"]},{"url":"https://web.archive.org/web/20221207074555/https://www.sound4.com/","tags":["product","Product"]},{"url":"https://www.zeroscience.mk/en/vulnerabilities/ZSL-2022-5723.php","tags":["third-party-advisory","exploit","Exploit","Third Party Advisory"]},{"url":"https://www.vulncheck.com/advisories/sound-impactfirstpulseeco-x-authorization-bypass-via-insecure-object-references","tags":["third-party-advisory","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-53955"},{"url":"https://web.archive.org/web/20221207074555/https://www.sound4.com"},{"url":"https://github.com/advisories/GHSA-gj7r-228j-689h"}],"sources":{"cve":[{"id":"CVE-2023-53955","title":"SOUND4 IMPACT/FIRST/PULSE/Eco v2.x Authorization Bypass via Insecure Object References","description":"SOUND4 IMPACT/FIRST/PULSE/Eco v2.x contains an insecure direct object reference vulnerability that allows attackers to bypass authorization and access hidden system resources. Attackers can exploit the vulnerability by manipulating user-supplied input to execute privileged functionalities without proper authentication.","status":"published","published":"2025-12-22T21:37:15.319Z","modified":"2026-10-01T19:19:13.733Z","cvss":[{"version":"4.0","score":9.3,"vector":"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","level":"critical","assessor":"cna"},{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"cna"}],"cwes":["CWE-639"],"updated_at":"2026-11-02T14:35:31.657022Z"}],"euvd":[{"id":"EUVD-2023-60244","description":"SOUND4 IMPACT/FIRST/PULSE/Eco v2.x contains an insecure direct object reference vulnerability that allows attackers to bypass authorization and access hidden system resources. Attackers can exploit the vulnerability by manipulating user-supplied input to execute privileged functionalities without proper authentication.","status":"published","published":"2025-12-22T21:37:15Z","modified":"2026-10-01T19:19:13Z","cvss":[{"version":"4.0","score":9.3,"vector":"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","level":"critical"}],"updated_at":"2026-11-02T17:27:43.966642Z"}],"ghsa":[{"id":"GHSA-gj7r-228j-689h","title":"SOUND4 IMPACT/FIRST/PULSE/Eco v2.x contains an insecure direct object reference vulnerability...","description":"SOUND4 IMPACT/FIRST/PULSE/Eco v2.x contains an insecure direct object reference vulnerability that allows attackers to bypass authorization and access hidden system resources. Attackers can exploit the vulnerability by manipulating user-supplied input to execute privileged functionalities without proper authentication.","status":"published","published":"2025-12-23T00:30:31Z","modified":"2025-12-23T00:30:38Z","cvss":[{"version":"4.0","score":9.3,"vector":"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","level":"critical"},{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-639"],"updated_at":"2026-11-02T15:05:19.281484Z"}],"nvd":[{"id":"CVE-2023-53955","description":"SOUND4 IMPACT/FIRST/PULSE/Eco v2.x contains an insecure direct object reference vulnerability that allows attackers to bypass authorization and access hidden system resources. Attackers can exploit the vulnerability by manipulating user-supplied input to execute privileged functionalities without proper authentication.","status":"published","published":"2025-12-22T22:15:59.98Z","modified":"2026-11-10T12:10:00.177Z","cvss":[{"version":"4.0","score":9.3,"vector":"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","level":"critical","assessor":"secondary"},{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"secondary"}],"cwes":["CWE-639"],"updated_at":"2026-11-10T14:19:25.014555Z"}]}}