{"id":"CVE-2024-11499","aliases":["EUVD-2024-54521","GHSA-h77r-2p45-qp9h"],"status":"published","title":"A vulnerability exists in RTU500 IEC 60870-4-104 controlled station functionality, that allows an...","description":"A vulnerability exists in RTU500 IEC 60870-4-104 controlled station functionality, that allows an authenticated and authorized attacker to perform a CMU restart. The vulnerability can be triggered if certificates are updated while in use on active connections.\n\nThe affected CMU will automatically recover itself if an attacker successfully exploits this vulnerability.","severity":{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/R:A","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00261,"percentile":0.18043,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-476"],"published":"2025-03-25T12:30:42Z","modified":"2026-06-17T06:57:51Z","products":[{"vendor":"hitachi energy","product":"rtu500"}],"references":[{"url":"https://publisher.hitachienergy.com/preview?DocumentId=8DBD000207\u0026languageCode=en\u0026Preview=true"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2024-11499"},{"url":"https://github.com/advisories/GHSA-h77r-2p45-qp9h"}],"sources":{"cve":[{"id":"CVE-2024-11499","description":"A vulnerability exists in RTU500 IEC 60870-4-104 controlled station functionality, that allows an authenticated and authorized attacker to perform a CMU restart. The vulnerability can be triggered if certificates are updated while in use on active connections.\n\nThe affected CMU will automatically recover itself if an attacker successfully exploits this vulnerability.","status":"published","published":"2025-03-25T12:30:42.034Z","modified":"2025-03-25T13:11:58.573Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/R:A","level":"medium","assessor":"cna"},{"version":"3.1","score":4.9,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"cna"}],"cwes":["CWE-476"],"updated_at":"2026-11-02T14:34:19.965827Z"}],"euvd":[{"id":"EUVD-2024-54521","description":"A vulnerability exists in RTU500 IEC 60870-4-104 controlled station functionality, that allows an authenticated and authorized attacker to perform a CMU restart. The vulnerability can be triggered if certificates are updated while in use on active connections.\n\nThe affected CMU will automatically recover itself if an attacker successfully exploits this vulnerability.","status":"published","published":"2025-03-25T12:30:42Z","modified":"2025-03-25T13:11:58Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/R:A","level":"medium"}],"updated_at":"2026-11-02T20:52:53.630669Z"}],"ghsa":[{"id":"GHSA-h77r-2p45-qp9h","title":"A vulnerability exists in RTU500 IEC 60870-4-104 controlled station functionality, that allows an...","description":"A vulnerability exists in RTU500 IEC 60870-4-104 controlled station functionality, that allows an authenticated and authorized attacker to perform a CMU restart. The vulnerability can be triggered if certificates are updated while in use on active connections.\n\nThe affected CMU will automatically recover itself if an attacker successfully exploits this vulnerability.","status":"published","published":"2025-03-25T15:31:29Z","modified":"2025-03-25T15:31:35Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:A/V:X/RE:X/U:X","level":"medium"},{"version":"3.1","score":4.9,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"cwes":["CWE-476"],"updated_at":"2026-11-02T15:00:26.443231Z"}],"nvd":[{"id":"CVE-2024-11499","description":"A vulnerability exists in RTU500 IEC 60870-4-104 controlled station functionality, that allows an authenticated and authorized attacker to perform a CMU restart. The vulnerability can be triggered if certificates are updated while in use on active connections.\n\nThe affected CMU will automatically recover itself if an attacker successfully exploits this vulnerability.","status":"published","published":"2025-03-25T13:15:39.89Z","modified":"2026-06-17T06:57:51.28Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:A/V:X/RE:X/U:X","level":"medium","assessor":"secondary"},{"version":"3.1","score":4.9,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"secondary"}],"cwes":["CWE-476"],"updated_at":"2026-11-02T14:10:45.815983Z"}]}}