{"id":"CVE-2017-18368","aliases":["EUVD-2017-9484","GHSA-8hjr-66w2-mg84"],"status":"published","title":"The ZyXEL P660HN-T1A v1 TCLinux Fw $7.3.15.0 v001 / 3.40(ULM.0)b31 router distributed by...","description":"The ZyXEL P660HN-T1A v1 TCLinux Fw $7.3.15.0 v001 / 3.40(ULM.0)b31 router distributed by TrueOnline has a command injection vulnerability in the Remote System Log forwarding function, which is accessible by an unauthenticated user. The vulnerability is in the ViewLog.asp page and can be exploited through the remote_host parameter.","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":"2026-11-07","score":0.94508,"percentile":0.99854,"model":"v2026.06.15"},"facts":{"in_kev":true,"known_exploited":true,"public_exploit":true,"fix_available":false},"cwes":["CWE-78"],"published":"2019-05-02T16:14:16Z","modified":"2026-06-17T01:12:42Z","kev":{"date_added":"2023-08-07","due_date":"2023-08-28","required_action":"Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.","known_ransomware_use":"Unknown"},"exploitation":[{"source":"euvd","since":"2023-08-07"},{"source":"kev","since":"2023-08-07"}],"exploits":[{"source":"metasploit","id":"exploit/linux/http/trueonline_p660hn_v1_rce","title":"TrueOnline / ZyXEL P660HN-T v1 Router Unauthenticated Command Injection","type":"exploit","platform":"Unix","date":"2016-12-26","verified":true,"url":"https://www.rapid7.com/db/modules/exploit/linux/http/trueonline_p660hn_v1_rce"}],"products":[{"vendor":"billion","product":"5200w-t_firmware"},{"vendor":"zyxel","product":"p660hn-t1a routers"},{"vendor":"zyxel","product":"p660hn-t1a_v1_firmware"},{"vendor":"zyxel","product":"p660hn-t1a_v2_firmware"}],"references":[{"url":"https://seclists.org/fulldisclosure/2017/Jan/40","tags":["x_refsource_MISC","x_transferred","Exploit","Mailing List","Third Party Advisory"]},{"url":"https://ssd-disclosure.com/index.php/archives/2910","tags":["x_refsource_MISC","x_transferred","Exploit","Technical Description","Third Party Advisory"]},{"url":"https://unit42.paloaltonetworks.com/new-mirai-variant-targets-enterprise-wireless-presentation-display-systems/","tags":["x_refsource_MISC","x_transferred","Technical Description","Third Party Advisory"]},{"url":"https://raw.githubusercontent.com/pedrib/PoC/master/advisories/zyxel_trueonline.txt","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"http://www.zyxel.com/support/announcement_unauthenticated.shtml","tags":["x_refsource_MISC","x_transferred","Broken Link"]},{"url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2017-18368","tags":["government-resource","US Government Resource"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2017-18368"},{"url":"https://unit42.paloaltonetworks.com/new-mirai-variant-targets-enterprise-wireless-presentation-display-systems"},{"url":"https://github.com/advisories/GHSA-8hjr-66w2-mg84"}],"sources":{"cve":[{"id":"CVE-2017-18368","description":"The ZyXEL P660HN-T1A v1 TCLinux Fw $7.3.15.0 v001 / 3.40(ULM.0)b31 router distributed by TrueOnline has a command injection vulnerability in the Remote System Log forwarding function, which is accessible by an unauthenticated user. The vulnerability is in the ViewLog.asp page and can be exploited through the remote_host parameter.","status":"published","published":"2019-05-02T16:14:16Z","modified":"2025-10-21T23:45:37.999Z","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":"2026-11-02T14:33:21.747294Z"}],"euvd":[{"id":"EUVD-2017-9484","description":"The ZyXEL P660HN-T1A v1 TCLinux Fw $7.3.15.0 v001 / 3.40(ULM.0)b31 router distributed by TrueOnline has a command injection vulnerability in the Remote System Log forwarding function, which is accessible by an unauthenticated user. The vulnerability is in the ViewLog.asp page and can be exploited through the remote_host parameter.","status":"published","published":"2019-05-02T16:14:16Z","modified":"2025-10-21T23:45:37Z","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":"2023-08-07","updated_at":"2026-11-02T20:31:24.172282Z"}],"ghsa":[{"id":"GHSA-8hjr-66w2-mg84","title":"The ZyXEL P660HN-T1A v1 TCLinux Fw $7.3.15.0 v001 / 3.40(ULM.0)b31 router distributed by...","description":"The ZyXEL P660HN-T1A v1 TCLinux Fw $7.3.15.0 v001 / 3.40(ULM.0)b31 router distributed by TrueOnline has a command injection vulnerability in the Remote System Log forwarding function, which is accessible by an unauthenticated user. The vulnerability is in the ViewLog.asp page and can be exploited through the remote_host parameter.","status":"published","published":"2022-05-24T16:45:02Z","modified":"2025-10-22T00:31:40Z","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":"2026-11-02T15:04:04.176931Z"}],"kev":[{"id":"CVE-2017-18368","title":"Zyxel P660HN-T1A Routers Command Injection Vulnerability","description":"Zyxel P660HN-T1A routers contain a command injection vulnerability in the Remote System Log forwarding function, which is accessible by an unauthenticated user and exploited via the remote_host parameter of the ViewLog.asp page.","cwes":["CWE-78"],"kev":{"date_added":"2023-08-07","due_date":"2023-08-28","required_action":"Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.","known_ransomware_use":"Unknown"},"updated_at":"2026-11-02T17:00:16.234141Z"}],"nvd":[{"id":"CVE-2017-18368","description":"The ZyXEL P660HN-T1A v1 TCLinux Fw $7.3.15.0 v001 / 3.40(ULM.0)b31 router distributed by TrueOnline has a command injection vulnerability in the Remote System Log forwarding function, which is accessible by an unauthenticated user. The vulnerability is in the ViewLog.asp page and can be exploited through the remote_host parameter.","status":"published","published":"2019-05-02T17:29:00.287Z","modified":"2026-06-17T01:12:42.023Z","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":"2026-11-02T14:04:19.545286Z"}]}}