{"schema":"threatline.record/2","record":{"id":"CVE-2018-4063","aliases":[],"summary":"Sierra Wireless AirLink ALEOS Unrestricted Upload of File with Dangerous Type Vulnerability","details":"Sierra Wireless AirLink ALEOS contains an unrestricted upload of file with dangerous type vulnerability. 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. The impacted product could be end-of-life (EoL) and/or end-of-service (EoS). Users should discontinue product utilization.","categories":["Unclassified"],"product":"AirLink ALEOS","vendor":"Sierra Wireless","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2018-4063","source_modified_at":"2026-05-22T13:18:19.359Z","fetched_at":"2026-10-23T18:42:43.628194Z","product":"Sierra Wireless","vendor":"n/a","versions":[{"status":"affected","version":"Sierra Wireless AirLink ES450 FW 4.9.3"}],"defaultStatus":null}],"fixed_versions":[],"cvss":8.8,"severity":"High","kev":{"listed":true,"date_added":"2025-12-12","due_date":"2026-01-02","required_action":"Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.","ransomware_campaign_use":"Unknown"},"epss":{"probability":0.2726,"percentile":0.9806,"score_date":"2026-10-23"},"published_at":"2019-05-06T18:43:31.000Z","modified_at":"2026-05-22T13:18:19.359Z","provenance":[{"source":"CISA KEV","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23T17:00:09.9001Z"},{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2018-4063","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-05-22T13:18:19.359Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2018-4063","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23"}],"sources":["CISA KEV","CVE List","EPSS"],"references":[{"url":"https://www.cisa.gov/news-events/ics-advisories/icsa-19-122-03","source":"CISA KEV"},{"url":"https://source.sierrawireless.com/resources/airlink/software_reference_docs/technical-bulletin/sierra-wireless-technical-bulletin---swi-psa-2019-003","source":"CISA KEV"},{"url":"https://source.sierrawireless.com/resources/airlink/hardware_reference_docs/airlink_es450_eol","source":"CISA KEV"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-4063","source":"CISA KEV"},{"source":"CVE List","url":"https://ics-cert.us-cert.gov/advisories/ICSA-19-122-03","tags":["x_refsource_MISC","x_transferred"]},{"source":"CVE List","url":"https://talosintelligence.com/vulnerability_reports/TALOS-2018-0748","tags":["x_refsource_MISC","x_transferred"]},{"source":"CVE List","url":"https://www.forescout.com/blog/ot-network-security-threats-industrial-routers-under-attack/","tags":["third-party-advisory"]},{"source":"CVE List","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2018-4063","tags":["government-resource"]}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CISA ADP","ssvc":{"exploitation":"active","automatable":"no","technical_impact":"total","assessed_at":"2025-12-13T04:55:17.266306Z"},"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":null,"confidence":"unknown","reviewed":false},"change_timestamp":"2026-05-22T13:18:19.359Z","content_hash":"3fe8b5d71058e4e3aa29bb276f5c231852cbb2db56f1b1d673c6f29cf2388ab3"}}