{"id":"CVE-2023-4418","aliases":["EUVD-2023-54281","GHSA-xqcv-p45j-c72q"],"status":"published","title":"A remote unprivileged attacker can sent multiple packages to the LMS5xx to disrupt its...","description":"A remote unprivileged attacker can sent multiple packages to the LMS5xx to disrupt its availability through a TCP SYN-based denial-of-service (DDoS) attack. \nBy exploiting this vulnerability, an attacker can flood the targeted LMS5xx with a high volume of TCP SYN requests, overwhelming its resources and causing it to become unresponsive or unavailable for legitimate users.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00845,"percentile":0.58249,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-400"],"published":"2023-08-24T18:05:15Z","modified":"2026-06-17T06:37:47Z","products":[{"vendor":"sick","product":"lms500_firmware"},{"vendor":"sick","product":"lms511_firmware"},{"vendor":"sick","product":"lms531_firmware"},{"vendor":"sick","product":"lms5xx"},{"vendor":"sick ag","product":"lms5xx"}],"references":[{"url":"https://sick.com/psirt","tags":["issue-tracking","x_transferred","Vendor Advisory"]},{"url":"https://sick.com/.well-known/csaf/white/2023/sca-2023-0007.pdf","tags":["vendor-advisory","x_transferred","Vendor Advisory"]},{"url":"https://sick.com/.well-known/csaf/white/2023/sca-2023-0007.json","tags":["x_csaf","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-4418"},{"url":"https://github.com/advisories/GHSA-xqcv-p45j-c72q"}],"sources":{"cve":[{"id":"CVE-2023-4418","description":"A remote unprivileged attacker can sent multiple packages to the LMS5xx to disrupt its availability through a TCP SYN-based denial-of-service (DDoS) attack. \nBy exploiting this vulnerability, an attacker can flood the targeted LMS5xx with a high volume of TCP SYN requests, overwhelming its resources and causing it to become unresponsive or unavailable for legitimate users.","status":"published","published":"2023-08-24T18:05:15.123Z","modified":"2026-06-01T12:13:15.78Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"cna"}],"updated_at":"2026-11-02T14:35:30.851125Z"}],"euvd":[{"id":"EUVD-2023-54281","description":"A remote unprivileged attacker can sent multiple packages to the LMS5xx to disrupt its availability through a TCP SYN-based denial-of-service (DDoS) attack. \nBy exploiting this vulnerability, an attacker can flood the targeted LMS5xx with a high volume of TCP SYN requests, overwhelming its resources and causing it to become unresponsive or unavailable for legitimate users.","status":"published","published":"2023-08-24T18:05:15Z","modified":"2026-06-01T12:13:15Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T18:20:59.105484Z"}],"ghsa":[{"id":"GHSA-xqcv-p45j-c72q","title":"A remote unprivileged attacker can sent multiple packages to the LMS5xx to disrupt its...","description":"A remote unprivileged attacker can sent multiple packages to the LMS5xx to disrupt its availability through a TCP SYN-based denial-of-service (DDoS) attack. \nBy exploiting this vulnerability, an attacker can flood the targeted LMS5xx with a high volume of TCP SYN requests, overwhelming its resources and causing it to become unresponsive or unavailable for legitimate users.","status":"published","published":"2023-08-24T21:30:57Z","modified":"2024-04-04T07:11:38Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"cwes":["CWE-400"],"updated_at":"2026-11-02T14:56:49.265207Z"}],"nvd":[{"id":"CVE-2023-4418","description":"A remote unprivileged attacker can sent multiple packages to the LMS5xx to disrupt its availability through a TCP SYN-based denial-of-service (DDoS) attack. \nBy exploiting this vulnerability, an attacker can flood the targeted LMS5xx with a high volume of TCP SYN requests, overwhelming its resources and causing it to become unresponsive or unavailable for legitimate users.","status":"published","published":"2023-08-24T19:15:42.89Z","modified":"2026-06-17T06:37:47.137Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"secondary"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary"}],"cwes":["CWE-400"],"updated_at":"2026-11-02T14:08:25.025396Z"}]}}