{"id":"CVE-2023-4516","aliases":["EUVD-2023-54371","GHSA-4c87-xqpv-r7h5"],"status":"published","title":"A CWE-306: Missing Authentication for Critical Function vulnerability exists in the IGSS Update...","description":"A CWE-306: Missing Authentication for Critical Function vulnerability exists in the IGSS Update\nService that could allow a local attacker to change update source, potentially leading to remote\ncode execution when the attacker force an update containing malicious content.","severity":{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00182,"percentile":0.07931,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-306"],"published":"2023-09-14T08:54:53Z","modified":"2026-06-17T06:38:00Z","products":[{"vendor":"schneider electric","product":"igss update service (igssupdateservice.exe)"},{"vendor":"schneider-electric","product":"interactive_graphical_scada_system"}],"references":[{"url":"https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2023-255-01\u0026p_enDocType=Security+and+Safety+Notice\u0026p_File_Name=SEVD-2023-255-01.pdf","tags":["x_transferred","Patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-4516"},{"url":"https://github.com/advisories/GHSA-4c87-xqpv-r7h5"}],"sources":{"cve":[{"id":"CVE-2023-4516","description":"\nA CWE-306: Missing Authentication for Critical Function vulnerability exists in the IGSS Update\nService that could allow a local attacker to change update source, potentially leading to remote\ncode execution when the attacker force an update containing malicious content.\n\n","status":"published","published":"2023-09-14T08:54:53.673Z","modified":"2025-02-27T20:52:17.879Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-306"],"updated_at":"2026-11-02T14:35:30.474787Z"}],"euvd":[{"id":"EUVD-2023-54371","description":"\nA CWE-306: Missing Authentication for Critical Function vulnerability exists in the IGSS Update\nService that could allow a local attacker to change update source, potentially leading to remote\ncode execution when the attacker force an update containing malicious content.\n\n","status":"published","published":"2023-09-14T08:54:53Z","modified":"2025-02-27T20:52:17Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T20:53:21.01879Z"}],"ghsa":[{"id":"GHSA-4c87-xqpv-r7h5","title":"\nA CWE-306: Missing Authentication for Critical Function vulnerability exists in the IGSS Update...","description":"\nA CWE-306: Missing Authentication for Critical Function vulnerability exists in the IGSS Update\nService that could allow a local attacker to change update source, potentially leading to remote\ncode execution when the attacker force an update containing malicious content.\n\n","status":"published","published":"2023-09-14T09:30:28Z","modified":"2024-04-04T07:40:12Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-306"],"updated_at":"2026-11-02T14:56:53.773376Z"}],"nvd":[{"id":"CVE-2023-4516","description":"\nA CWE-306: Missing Authentication for Critical Function vulnerability exists in the IGSS Update\nService that could allow a local attacker to change update source, potentially leading to remote\ncode execution when the attacker force an update containing malicious content.\n\n","status":"published","published":"2023-09-14T09:15:08.61Z","modified":"2026-06-17T06:38:00.163Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"},{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"}],"cwes":["CWE-306"],"updated_at":"2026-11-02T14:08:29.595868Z"}]}}