{"id":"CVE-2018-14558","aliases":["EUVD-2018-6467","GHSA-jh5j-w2c9-jcff"],"status":"published","title":"An issue was discovered on Tenda AC7 devices with firmware through V15.03.06.44_CN(AC7), AC9...","description":"An issue was discovered on Tenda AC7 devices with firmware through V15.03.06.44_CN(AC7), AC9 devices with firmware through V15.03.05.19(6318)_CN(AC9), and AC10 devices with firmware through V15.03.06.23_CN(AC10). A command Injection vulnerability allows attackers to execute arbitrary OS commands via a crafted goform/setUsbUnload request. This occurs because the \"formsetUsbUnload\" function executes a dosystemCmd function with untrusted input.","severity":{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.0851,"percentile":0.95077,"model":"v2026.06.15"},"facts":{"in_kev":true,"known_exploited":true,"public_exploit":false,"fix_available":false},"cwes":["CWE-78"],"published":"2018-10-30T18:00:00Z","modified":"2026-06-17T01:41:11Z","kev":{"date_added":"2021-11-03","due_date":"2022-05-03","required_action":"Apply updates per vendor instructions.","known_ransomware_use":"Unknown"},"exploitation":[{"source":"euvd","since":"2021-11-03"},{"source":"kev","since":"2021-11-03"}],"products":[{"vendor":"tenda","product":"ac10_firmware"},{"vendor":"tenda","product":"ac7, ac9, and ac10 routers"},{"vendor":"tenda","product":"ac7_firmware"},{"vendor":"tenda","product":"ac9_firmware"}],"references":[{"url":"https://github.com/zsjevilhex/iot/blob/master/route/tenda/tenda-01/Tenda.md","tags":["x_refsource_MISC","x_transferred","Broken Link","Exploit","Third Party Advisory"]},{"url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2018-14558","tags":["government-resource","US Government Resource"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-14558"},{"url":"https://github.com/advisories/GHSA-jh5j-w2c9-jcff"}],"sources":{"cve":[{"id":"CVE-2018-14558","description":"An issue was discovered on Tenda AC7 devices with firmware through V15.03.06.44_CN(AC7), AC9 devices with firmware through V15.03.05.19(6318)_CN(AC9), and AC10 devices with firmware through V15.03.06.23_CN(AC10). A command Injection vulnerability allows attackers to execute arbitrary OS commands via a crafted goform/setUsbUnload request. This occurs because the \"formsetUsbUnload\" function executes a dosystemCmd function with untrusted input.","status":"published","published":"2018-10-30T18:00:00Z","modified":"2025-10-21T23:45:47.726Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"adp"}],"cwes":["CWE-78"],"updated_at":"2026-11-02T14:35:00.589142Z"}],"euvd":[{"id":"EUVD-2018-6467","description":"An issue was discovered on Tenda AC7 devices with firmware through V15.03.06.44_CN(AC7), AC9 devices with firmware through V15.03.05.19(6318)_CN(AC9), and AC10 devices with firmware through V15.03.06.23_CN(AC10). A command Injection vulnerability allows attackers to execute arbitrary OS commands via a crafted goform/setUsbUnload request. This occurs because the \"formsetUsbUnload\" function executes a dosystemCmd function with untrusted input.","status":"published","published":"2018-10-30T18:00:00Z","modified":"2025-10-21T23:45:47Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"exploited_since":"2021-11-03","updated_at":"2026-11-02T20:31:24.172282Z"}],"ghsa":[{"id":"GHSA-jh5j-w2c9-jcff","title":"An issue was discovered on Tenda AC7 devices with firmware through V15.03.06.44_CN(AC7), AC9...","description":"An issue was discovered on Tenda AC7 devices with firmware through V15.03.06.44_CN(AC7), AC9 devices with firmware through V15.03.05.19(6318)_CN(AC9), and AC10 devices with firmware through V15.03.06.23_CN(AC10). A command Injection vulnerability allows attackers to execute arbitrary OS commands via a crafted goform/setUsbUnload request. This occurs because the \"formsetUsbUnload\" function executes a dosystemCmd function with untrusted input.","status":"published","published":"2022-05-13T01:49:59Z","modified":"2025-10-22T00:32:37Z","cvss":[{"version":"3.0","score":9.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-78"],"updated_at":"2026-11-02T15:04:05.954742Z"}],"kev":[{"id":"CVE-2018-14558","title":"Tenda AC7, AC9, and AC10 Routers Command Injection Vulnerability","description":"Tenda AC7, AC9, and AC10 devices contain a command injection vulnerability due to  the \"formsetUsbUnload\" function executes a dosystemCmd function with untrusted input. Successful exploitation allows an attacker to execute OS commands via a crafted goform/setUsbUnload request.","cwes":["CWE-78"],"kev":{"date_added":"2021-11-03","due_date":"2022-05-03","required_action":"Apply updates per vendor instructions.","known_ransomware_use":"Unknown"},"updated_at":"2026-11-02T17:00:17.050017Z"}],"nvd":[{"id":"CVE-2018-14558","description":"An issue was discovered on Tenda AC7 devices with firmware through V15.03.06.44_CN(AC7), AC9 devices with firmware through V15.03.05.19(6318)_CN(AC9), and AC10 devices with firmware through V15.03.06.23_CN(AC10). A command Injection vulnerability allows attackers to execute arbitrary OS commands via a crafted goform/setUsbUnload request. This occurs because the \"formsetUsbUnload\" function executes a dosystemCmd function with untrusted input.","status":"published","published":"2018-10-30T18:29:00.58Z","modified":"2026-06-17T01:41:11.447Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"},{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"secondary"},{"version":"2.0","score":10,"vector":"AV:N/AC:L/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-78"],"updated_at":"2026-11-02T14:04:47.196456Z"}]}}