{"id":"CVE-2026-43839","aliases":["EUVD-2026-104839","GHSA-rxhx-6j58-2rw4"],"status":"published","title":"A NULL pointer dereference vulnerability in the logs management functionality could allow an...","description":"A NULL pointer dereference vulnerability in the logs management functionality could allow an unauthenticated attacker to crash the service.","severity":{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00344,"percentile":0.2811,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-476"],"published":"2026-10-20T08:24:51Z","modified":"2026-10-20T19:30:59Z","products":[{"vendor":"advantech","product":"adam-3600"}],"references":[{"url":"https://www.csa.gov.sg/alerts-and-advisories/alerts/al-2026-149"},{"url":"https://www.advantech.com/en/security-advisory","tags":["vendor-advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-43839"},{"url":"https://github.com/advisories/GHSA-rxhx-6j58-2rw4"}],"sources":{"cve":[{"id":"CVE-2026-43839","description":"A NULL pointer dereference vulnerability in the logs management functionality could allow an unauthenticated attacker to crash the service.","status":"published","published":"2026-10-20T08:24:51.155Z","modified":"2026-10-20T15:58:07.636Z","cvss":[{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","level":"high","assessor":"cna"}],"cwes":["CWE-476"],"updated_at":"2026-11-02T13:37:25.103021Z"}],"euvd":[{"id":"EUVD-2026-104839","description":"A NULL pointer dereference vulnerability in the logs management functionality could allow an unauthenticated attacker to crash the service.","status":"published","published":"2026-10-20T08:24:51Z","modified":"2026-10-20T15:58:07Z","cvss":[{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","level":"high"}],"updated_at":"2026-11-02T16:59:43.975979Z"}],"ghsa":[{"id":"GHSA-rxhx-6j58-2rw4","title":"A NULL pointer dereference vulnerability in the logs management functionality could allow an...","description":"A NULL pointer dereference vulnerability in the logs management functionality could allow an unauthenticated attacker to crash the service.","status":"published","published":"2026-10-20T09:31:06Z","modified":"2026-10-20T18:31:38Z","cvss":[{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/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:X/V:X/RE:X/U:X","level":"high"}],"cwes":["CWE-476"],"updated_at":"2026-11-02T15:14:04.153849Z"}],"nvd":[{"id":"CVE-2026-43839","description":"A NULL pointer dereference vulnerability in the logs management functionality could allow an unauthenticated attacker to crash the service.","status":"published","published":"2026-10-20T09:17:10.277Z","modified":"2026-10-20T19:30:59.91Z","cvss":[{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/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:X/V:X/RE:X/U:X","level":"high","assessor":"secondary"}],"cwes":["CWE-476"],"updated_at":"2026-11-02T14:13:00.83844Z"}]}}