{"id":"CVE-2024-23943","aliases":["EUVD-2024-21373","GHSA-8qm4-cq94-2553"],"status":"published","title":"MB connect line: Cloud API access due to a lack of authentication for a critical function","description":"An unauthenticated remote attacker can gain access to the cloud API due to a lack of authentication for a critical function in the affected devices. Availability is not affected.","severity":{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.0058,"percentile":0.47957,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-306"],"published":"2025-03-18T11:03:49Z","modified":"2026-06-17T07:13:55Z","products":[{"vendor":"mb connect line","product":"mbconnect24"},{"vendor":"mb connect line","product":"mbnet"},{"vendor":"mb connect line","product":"mbnet.rokey"},{"vendor":"mb connect line","product":"mymbconnect24"}],"references":[{"url":"https://cert.vde.com/en/advisories/VDE-2024-010"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2024-23943"},{"url":"https://github.com/advisories/GHSA-8qm4-cq94-2553"}],"sources":{"cve":[{"id":"CVE-2024-23943","title":"MB connect line: Cloud API access due to a lack of authentication for a critical function","description":"An unauthenticated remote attacker can gain access to the cloud API due to a lack of authentication for a critical function in the affected devices. Availability is not affected.","status":"published","published":"2025-03-18T11:03:49.466Z","modified":"2025-03-18T13:13:28.924Z","cvss":[{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N","level":"critical","assessor":"cna"}],"cwes":["CWE-306"],"updated_at":"2026-11-02T14:34:05.444281Z"}],"euvd":[{"id":"EUVD-2024-21373","description":"An unauthenticated remote attacker can gain access to the cloud API due to a lack of authentication for a critical function in the affected devices. Availability is not affected.","status":"published","published":"2025-03-18T11:03:49Z","modified":"2025-03-18T13:13:28Z","cvss":[{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N","level":"critical"}],"updated_at":"2026-11-02T20:53:00.87598Z"}],"ghsa":[{"id":"GHSA-8qm4-cq94-2553","title":"An unauthenticated remote attacker can gain access to the cloud API due to a lack of...","description":"An unauthenticated remote attacker can gain access to the cloud API due to a lack of authentication for a critical function in the affected devices. Availability is not affected.","status":"published","published":"2025-03-18T12:30:48Z","modified":"2025-03-18T12:30:54Z","cvss":[{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N","level":"critical"}],"cwes":["CWE-306"],"updated_at":"2026-11-02T15:00:20.032115Z"}],"nvd":[{"id":"CVE-2024-23943","description":"An unauthenticated remote attacker can gain access to the cloud API due to a lack of authentication for a critical function in the affected devices. Availability is not affected.","status":"published","published":"2025-03-18T11:15:39.09Z","modified":"2026-06-17T07:13:55.68Z","cvss":[{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N","level":"critical","assessor":"secondary"}],"cwes":["CWE-306"],"updated_at":"2026-11-02T14:10:45.815983Z"}]}}