Name: CVE-2018-4063: Unrestricted Upload of File with Dangerous Type
Creator: Rapid7
Published: 2019-05-06T00:00:00.000Z
License: https://www.rapid7.com/legal/website-terms-of-use/
Keywords: CVE, CVE-2018-4063, CWE-434, Exploited in the Wild, CISA KEV Exploit, CVSS 8.8, EPSS 0.01877, CISA KEV

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.

CVSS Details

CVSS 3.1 Base Score: 8.8
CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)

Covered by Rapid7

Product	Vendor Advisory	Solution File	Added	Published
Sierra Wireless Airlink	—	Upgrade ALEOS version on Sierra Wireless Airlink to the latest version	Dec 19, 2025	May 6, 2019

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CVSS Details

Covered by Rapid7

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