{"id":"CVE-2025-59463","aliases":["EUVD-2025-36147","GHSA-q286-q7fg-g7gc"],"status":"published","title":"Denial-of-service (DoS) via chunk size mismatch","description":"An attacker may cause chunk-size mismatches that block file transfers and prevent subsequent transfers.","severity":{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00409,"percentile":0.3554,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-833"],"published":"2025-10-27T10:14:31Z","modified":"2026-10-08T11:10:00Z","products":[{"vendor":"sick","product":"tloc100-100_firmware"},{"vendor":"sick ag","product":"tloc100-100 all firmware versions"}],"references":[{"url":"https://sick.com/psirt","tags":["x_SICK PSIRT Security Advisories","Vendor Advisory"]},{"url":"https://www.sick.com/media/docs/9/19/719/special_information_sick_operating_guidelines_cybersecurity_by_sick_en_im0106719.pdf","tags":["x_SICK Operating Guidelines","Product"]},{"url":"https://www.cisa.gov/resources-tools/resources/ics-recommended-practices","tags":["x_ICS-CERT recommended practices on Industrial Security","US Government Resource"]},{"url":"https://www.first.org/cvss/calculator/3.1","tags":["x_CVSS v3.1 Calculator","Not Applicable"]},{"url":"https://www.sick.com/.well-known/csaf/white/2025/sca-2025-0013.json","tags":["x_The canonical URL.","Vendor Advisory"]},{"url":"https://www.sick.com/.well-known/csaf/white/2025/sca-2025-0013.pdf","tags":["vendor-advisory","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-59463"},{"url":"https://github.com/advisories/GHSA-q286-q7fg-g7gc"}],"sources":{"cve":[{"id":"CVE-2025-59463","title":"Denial-of-service (DoS) via chunk size mismatch","description":"An attacker may cause chunk-size mismatches that block file transfers and prevent subsequent transfers.","status":"published","published":"2025-10-27T10:14:31.607Z","modified":"2025-10-27T18:05:28.122Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","level":"medium","assessor":"cna"}],"cwes":["CWE-833"],"updated_at":"2026-11-02T14:32:47.812946Z"}],"euvd":[{"id":"EUVD-2025-36147","description":"An attacker may cause chunk-size mismatches that block file transfers and prevent subsequent transfers.","status":"published","published":"2025-10-27T10:14:31Z","modified":"2025-10-27T18:05:28Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","level":"medium"}],"updated_at":"2026-11-02T19:49:37.392201Z"}],"ghsa":[{"id":"GHSA-q286-q7fg-g7gc","title":"An attacker may cause chunk-size mismatches that block file transfers and prevent subsequent...","description":"An attacker may cause chunk-size mismatches that block file transfers and prevent subsequent transfers.","status":"published","published":"2025-10-27T12:32:52Z","modified":"2025-10-27T12:32:59Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","level":"medium"}],"cwes":["CWE-833"],"updated_at":"2026-11-02T15:04:13.776182Z"}],"nvd":[{"id":"CVE-2025-59463","description":"An attacker may cause chunk-size mismatches that block file transfers and prevent subsequent transfers.","status":"published","published":"2025-10-27T11:15:41.15Z","modified":"2026-10-08T11:10:00.25Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","level":"medium","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-833"],"updated_at":"2026-11-02T14:11:40.754193Z"}]}}