{"id":"CVE-2025-51986","aliases":["EUVD-2025-24936","GHSA-857c-g6r6-mj7p"],"status":"published","title":"An issue was discovered in the demo/LINUXTCP implementation of cwalter-at freemodbus v.2018-09-12...","description":"An issue was discovered in the demo/LINUXTCP implementation of cwalter-at freemodbus v.2018-09-12 allowing attackers to reach an infinite loop via a crafted length value for a packet.","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":"adp","from":"cve"},"epss":{"day":"2026-11-10","score":0.00365,"percentile":0.30666,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-835"],"published":"2025-08-14T00:00:00Z","modified":"2026-06-17T09:35:54Z","references":[{"url":"https://gist.github.com/jyjsunny/a9743a718ed3081b034c11201803f6b4"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-51986"},{"url":"https://github.com/advisories/GHSA-857c-g6r6-mj7p"}],"sources":{"cve":[{"id":"CVE-2025-51986","description":"An issue was discovered in the demo/LINUXTCP implementation of cwalter-at freemodbus v.2018-09-12 allowing attackers to reach an infinite loop via a crafted length value for a packet.","status":"published","published":"2025-08-14T00:00:00Z","modified":"2025-08-14T19:45:32.285Z","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":"adp"}],"cwes":["CWE-835"],"updated_at":"2026-11-02T14:32:30.302289Z"}],"euvd":[{"id":"EUVD-2025-24936","description":"An issue was discovered in the demo/LINUXTCP implementation of cwalter-at freemodbus v.2018-09-12 allowing attackers to reach an infinite loop via a crafted length value for a packet.","status":"published","published":"2025-08-14T00:00:00Z","modified":"2025-08-14T19:45:32Z","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":"2026-11-02T20:31:57.477883Z"}],"ghsa":[{"id":"GHSA-857c-g6r6-mj7p","title":"An issue was discovered in the demo/LINUXTCP implementation of cwalter-at freemodbus v.2018-09-12...","description":"An issue was discovered in the demo/LINUXTCP implementation of cwalter-at freemodbus v.2018-09-12 allowing attackers to reach an infinite loop via a crafted length value for a packet.","status":"published","published":"2025-08-14T18:31:30Z","modified":"2025-08-14T21:33:03Z","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-835"],"updated_at":"2026-11-02T15:03:18.603875Z"}],"nvd":[{"id":"CVE-2025-51986","description":"An issue was discovered in the demo/LINUXTCP implementation of cwalter-at freemodbus v.2018-09-12 allowing attackers to reach an infinite loop via a crafted length value for a packet.","status":"published","published":"2025-08-14T18:15:30.373Z","modified":"2026-06-17T09:35:54.79Z","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"}],"cwes":["CWE-835"],"updated_at":"2026-11-02T14:11:23.594522Z"}]}}