{"id":"CVE-2025-43979","aliases":["EUVD-2025-23634","GHSA-fmvc-vq6r-76m5"],"status":"published","title":"An issue was discovered on FIRSTNUM JC21A-04 devices through 2.01ME/FN that allows authenticated...","description":"An issue was discovered on FIRSTNUM JC21A-04 devices through 2.01ME/FN that allows authenticated attackers to execute arbitrary OS system commands with root privileges via crafted payloads to the xml_action.cgi?method= endpoint.","severity":{"version":"3.1","score":7.4,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N","level":"high","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-10","score":0.08289,"percentile":0.94965,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-78"],"published":"2025-08-05T00:00:00Z","modified":"2026-06-17T09:24:51Z","references":[{"url":"https://github.com/actuator/cve/tree/main/Firstnum"},{"url":"https://github.com/actuator/cve/blob/main/Firstnum/CVE-2025-43979.txt"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-43979"},{"url":"https://github.com/advisories/GHSA-fmvc-vq6r-76m5"}],"sources":{"cve":[{"id":"CVE-2025-43979","description":"An issue was discovered on FIRSTNUM JC21A-04 devices through 2.01ME/FN that allows authenticated attackers to execute arbitrary OS system commands with root privileges via crafted payloads to the xml_action.cgi?method= endpoint.","status":"published","published":"2025-08-05T00:00:00Z","modified":"2025-08-05T19:57:59.856Z","cvss":[{"version":"3.1","score":7.4,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N","level":"high","assessor":"adp"}],"cwes":["CWE-78"],"updated_at":"2026-11-02T14:32:26.964524Z"}],"euvd":[{"id":"EUVD-2025-23634","description":"An issue was discovered on FIRSTNUM JC21A-04 devices through 2.01ME/FN that allows authenticated attackers to execute arbitrary OS system commands with root privileges via crafted payloads to the xml_action.cgi?method= endpoint.","status":"published","published":"2025-08-05T00:00:00Z","modified":"2025-08-05T19:57:59Z","cvss":[{"version":"3.1","score":7.4,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N","level":"high"}],"updated_at":"2026-11-02T20:32:01.201967Z"}],"ghsa":[{"id":"GHSA-fmvc-vq6r-76m5","title":"An issue was discovered on FIRSTNUM JC21A-04 devices through 2.01ME/FN that allows authenticated...","description":"An issue was discovered on FIRSTNUM JC21A-04 devices through 2.01ME/FN that allows authenticated attackers to execute arbitrary OS system commands with root privileges via crafted payloads to the xml_action.cgi?method= endpoint.","status":"published","published":"2025-08-05T18:30:43Z","modified":"2025-08-05T21:32:39Z","cvss":[{"version":"3.1","score":7.4,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N","level":"high"}],"cwes":["CWE-78"],"updated_at":"2026-11-02T15:03:11.278533Z"}],"nvd":[{"id":"CVE-2025-43979","description":"An issue was discovered on FIRSTNUM JC21A-04 devices through 2.01ME/FN that allows authenticated attackers to execute arbitrary OS system commands with root privileges via crafted payloads to the xml_action.cgi?method= endpoint.","status":"published","published":"2025-08-05T16:15:29.1Z","modified":"2026-06-17T09:24:51.77Z","cvss":[{"version":"3.1","score":7.4,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N","level":"high","assessor":"secondary"}],"cwes":["CWE-78"],"updated_at":"2026-11-02T14:11:22.319351Z"}]}}