{"id":"CVE-2020-12493","aliases":["EUVD-2020-4795","GHSA-2fp8-2m27-8mrc"],"status":"published","title":"Critical Vulnerability in SWARCO CPU LS4000","description":"An open port used for debugging in SWARCOs CPU LS4000 Series with versions starting with G4... grants root access to the device without access control via network. A malicious user could use this vulnerability to get access to the device and disturb operations with connected devices.","severity":{"version":"3.1","score":10,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.01403,"percentile":0.72938,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-284"],"published":"2020-05-29T17:27:54Z","modified":"2026-06-17T02:51:54Z","products":[{"vendor":"swarco","product":"cpu ls4000"},{"vendor":"swarco","product":"cpu_ls4000_firmware"}],"references":[{"url":"https://cert.vde.com/de-de/advisories/vde-2020-016","tags":["x_refsource_CONFIRM","x_transferred","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-12493"},{"url":"https://github.com/advisories/GHSA-2fp8-2m27-8mrc"}],"sources":{"cve":[{"id":"CVE-2020-12493","title":"Critical Vulnerability in SWARCO CPU LS4000","description":"An open port used for debugging in SWARCOs CPU LS4000 Series with versions starting with G4... grants root access to the device without access control via network. A malicious user could use this vulnerability to get access to the device and disturb operations with connected devices.","status":"published","published":"2020-05-29T17:27:54.803Z","modified":"2024-09-17T01:16:45.556Z","cvss":[{"version":"3.1","score":10,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","level":"critical","assessor":"cna"}],"cwes":["CWE-284"],"updated_at":"2026-11-02T14:35:53.236501Z"}],"euvd":[{"id":"EUVD-2020-4795","description":"An open port used for debugging in SWARCOs CPU LS4000 Series with versions starting with G4... grants root access to the device without access control via network. A malicious user could use this vulnerability to get access to the device and disturb operations with connected devices.","status":"published","published":"2020-05-29T17:27:54Z","modified":"2024-09-17T01:16:45Z","cvss":[{"version":"3.1","score":10,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-03T00:28:51.310992Z"}],"ghsa":[{"id":"GHSA-2fp8-2m27-8mrc","title":"An open port used for debugging in SWARCOs CPU LS4000 Series with versions starting with G4......","description":"An open port used for debugging in SWARCOs CPU LS4000 Series with versions starting with G4... grants root access to the device without access control via network. A malicious user could use this vulnerability to get access to the device and disturb operations with connected devices.","status":"published","published":"2022-05-24T17:18:50Z","modified":"2023-01-29T05:03:03Z","updated_at":"2026-11-02T14:45:13.764942Z"}],"nvd":[{"id":"CVE-2020-12493","description":"An open port used for debugging in SWARCOs CPU LS4000 Series with versions starting with G4... grants root access to the device without access control via network. A malicious user could use this vulnerability to get access to the device and disturb operations with connected devices.","status":"published","published":"2020-05-29T18:15:11.127Z","modified":"2026-06-17T02:51:54.163Z","cvss":[{"version":"3.1","score":10,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","level":"critical","assessor":"secondary"},{"version":"3.1","score":10,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","level":"critical","assessor":"primary"},{"version":"2.0","score":10,"vector":"AV:N/AC:L/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-284"],"updated_at":"2026-11-02T14:06:04.922138Z"}]}}