{"id":"CVE-2018-4063","aliases":[],"url":"https://o3.security/vulnerability/CVE-2018-4063","summary":"An exploitable remote code execution vulnerability exists in the upload.cgi functionality of Sierra Wireless AirLink ES450 FW 4.9.3. A specially crafted HTTP request can upload a file,…","details":"An exploitable remote code execution vulnerability exists in the upload.cgi functionality of Sierra Wireless AirLink ES450 FW 4.9.3. A specially crafted HTTP request can upload a file, resulting in executable code being uploaded, and routable, to the webserver. An attacker can make an authenticated HTTP request to trigger this vulnerability.","published":"2019-05-06T18:43:31.000Z","modified":"2026-05-22T13:18:19.359Z","cvss":{"score":8.8,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"},"epss":{"score":0.27059,"percentile":0.97929,"asOf":"2026-09-14"},"cisaKev":null,"exploitsKnown":1,"affectedPackages":[],"fix":null,"references":[{"type":"WEB","url":"http://packetstormsecurity.com/files/152648/Sierra-Wireless-AirLink-ES450-ACEManager-upload.cgi-Remote-Code-Execution.html"},{"type":"WEB","url":"https://ics-cert.us-cert.gov/advisories/ICSA-19-122-03"},{"type":"WEB","url":"http://www.securityfocus.com/bid/108147"},{"type":"WEB","url":"https://talosintelligence.com/vulnerability_reports/TALOS-2018-0748"},{"type":"ADVISORY","url":"https://www.forescout.com/blog/ot-network-security-threats-industrial-routers-under-attack/"},{"type":"WEB","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2018-4063"}],"provenance":{"sources":["OSV.dev","NVD","FIRST.org (EPSS)"],"lastVerified":"2026-05-22T13:18:19.359Z"}}