CVE-2018-4063

HIGH KEV

Sierrawireless Aleos < 4.4.9 - Unrestricted File Upload

Title source: rule

Description

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.

References (6)

[Broken Link] http://www.securityfocus.com/bid/108147

[Exploit, VDB Entry] http://packetstormsecurity.com/files/152648/Sierra-Wireless-AirLink-ES450-ACEManager-upload.cgi-Remote-Code-Execution.html

[Third Party Advisory, US Government Resource] https://ics-cert.us-cert.gov/advisories/ICSA-19-122-03

[Exploit, Third Party Advisory] https://talosintelligence.com/vulnerability_reports/TALOS-2018-0748

[US Government Resource] https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2018-4063

[Exploit, Third Party Advisory] https://www.forescout.com/blog/ot-network-security-threats-industrial-routers-under-attack/

Scores

CVSS v3 8.8

EPSS 0.0080

EPSS Percentile 74.2%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Details

CISA KEV 2025-12-12

VulnCheck KEV 2025-12-11

ENISA EUVD EUVD-2018-15849

CWE

CWE-434

Status published

Products (1)

sierrawireless/aleos < 4.4.9

Published May 06, 2019

KEV Added Dec 12, 2025

Tracked Since Feb 18, 2026