{"id":"CVE-2026-77683","aliases":["EUVD-2026-63884","GHSA-hh37-xhg2-x62w"],"status":"published","title":"Comfast CF-N1-S mbox-config system command injection","description":"A security flaw has been discovered in Comfast CF-N1-S 2.6.0.1. Affected by this issue is the function system of the file /cgi-bin/mbox-config?method=SET\u0026section=ntp_timezone. The manipulation of the argument timestr results in command injection. The attack can be launched remotely. The exploit has been released to the public and may be used for attacks.","severity":{"version":"4.0","score":9.4,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.02889,"percentile":0.87067,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-74","CWE-77"],"published":"2026-08-21T10:15:08Z","modified":"2026-10-16T15:10:00Z","products":[{"vendor":"comfast","product":"cf-n1-s"}],"references":[{"url":"https://vuldb.com/vuln/394033","tags":["vdb-entry","technical-description"]},{"url":"https://vuldb.com/vuln/394033/cti","tags":["signature","permissions-required"]},{"url":"https://vuldb.com/cve/CVE-2026-77683","tags":["third-party-advisory"]},{"url":"https://vuldb.com/submit/881058","tags":["third-party-advisory"]},{"url":"https://github.com/AdminSafe/CVE/issues/8","tags":["exploit","issue-tracking"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-77683"},{"url":"https://github.com/advisories/GHSA-hh37-xhg2-x62w"}],"sources":{"cve":[{"id":"CVE-2026-77683","title":"Comfast CF-N1-S mbox-config system command injection","description":"A security flaw has been discovered in Comfast CF-N1-S 2.6.0.1. Affected by this issue is the function system of the file /cgi-bin/mbox-config?method=SET\u0026section=ntp_timezone. The manipulation of the argument timestr results in command injection. The attack can be launched remotely. The exploit has been released to the public and may be used for attacks.","status":"published","published":"2026-08-21T10:15:08.099Z","modified":"2026-08-21T13:52:02.069Z","cvss":[{"version":"4.0","score":9.4,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P","level":"critical","assessor":"cna"},{"version":"3.1","score":9.9,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:R","level":"critical","assessor":"cna"},{"version":"3.0","score":9.9,"vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:R","level":"critical","assessor":"cna"},{"version":"2.0","score":9,"vector":"AV:N/AC:L/Au:S/C:C/I:C/A:C/E:POC/RL:ND/RC:UR","assessor":"cna"}],"cwes":["CWE-77","CWE-74"],"updated_at":"2026-11-02T14:20:16.072351Z"}],"euvd":[{"id":"EUVD-2026-63884","description":"A security flaw has been discovered in Comfast CF-N1-S 2.6.0.1. Affected by this issue is the function system of the file /cgi-bin/mbox-config?method=SET\u0026section=ntp_timezone. The manipulation of the argument timestr results in command injection. The attack can be launched remotely. The exploit has been released to the public and may be used for attacks.","status":"published","published":"2026-08-21T10:15:08Z","modified":"2026-08-21T13:52:02Z","cvss":[{"version":"4.0","score":9.4,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P","level":"critical"}],"updated_at":"2026-11-02T18:01:37.531944Z"}],"ghsa":[{"id":"GHSA-hh37-xhg2-x62w","title":"A security flaw has been discovered in Comfast CF-N1-S 2.6.0.1. Affected by this issue is the...","description":"A security flaw has been discovered in Comfast CF-N1-S 2.6.0.1. Affected by this issue is the function system of the file /cgi-bin/mbox-config?method=SET\u0026section=ntp_timezone. The manipulation of the argument timestr results in command injection. The attack can be launched remotely. The exploit has been released to the public and may be used for attacks.","status":"published","published":"2026-08-21T12:30:32Z","modified":"2026-08-21T12:30:37Z","cvss":[{"version":"4.0","score":8.6,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P/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"},{"version":"3.1","score":9.9,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-74"],"updated_at":"2026-11-02T15:10:49.498684Z"}],"nvd":[{"id":"CVE-2026-77683","description":"A security flaw has been discovered in Comfast CF-N1-S 2.6.0.1. Affected by this issue is the function system of the file /cgi-bin/mbox-config?method=SET\u0026section=ntp_timezone. The manipulation of the argument timestr results in command injection. The attack can be launched remotely. The exploit has been released to the public and may be used for attacks.","status":"published","published":"2026-08-21T11:17:06.457Z","modified":"2026-10-16T15:10:00.103Z","cvss":[{"version":"4.0","score":8.6,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P/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"},{"version":"3.1","score":9.9,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","level":"critical","assessor":"secondary"},{"version":"2.0","score":9,"vector":"AV:N/AC:L/Au:S/C:C/I:C/A:C","level":"high","assessor":"secondary"}],"cwes":["CWE-74","CWE-77"],"updated_at":"2026-11-02T14:12:40.665005Z"}]}}