December 12, 2025 · Applied Cybernetics Group
CVE-2018-4063 — Sierra Wireless AirLink ALEOS
Sierra Wireless AirLink ALEOS Unrestricted Upload of File with Dangerous Type Vulnerability
- Added to KEV
2025-12-12- Federal due date
2026-01-02- Vendor
- Sierra Wireless
- Product
- AirLink ALEOS
- EPSS
- 83.5th percentile (score 0.019, as of
2026-06-08) - NVD CVSS v3.1
- —
- Ransomware use
- Unknown
- Upstream
- https://nvd.nist.gov/vuln/detail/CVE-2018-4063
CISA short description
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.
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.