CVE-2018-4063

HIGHCISA KEV

8.8

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.

CVE Details

CVSS v3.1 Score8.8

SeverityHIGH

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

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredLOW

User InteractionNONE

Published5/6/2019

Last Modified12/15/2025

Sourcekev

Honeypot Sightings0

CISA KEV

VendorSierra Wireless

ProductAirLink ALEOS

Vulnerability NameSierra Wireless AirLink ALEOS Unrestricted Upload of File with Dangerous Type Vulnerability

KEV Date Added2025-12-12

Remediation Due Date2026-01-02

Ransomware UseUnknown

Affected Products

sierrawireless:airlink_es440sierrawireless:airlink_es450sierrawireless:airlink_gx400sierrawireless:airlink_gx440sierrawireless:airlink_gx450sierrawireless:airlink_ls300sierrawireless:airlink_lx40sierrawireless:airlink_lx60sierrawireless:airlink_mp70sierrawireless:airlink_mp70esierrawireless:airlink_rv50sierrawireless:airlink_rv50xsierrawireless:aleos

Weaknesses (CWE)

CWE-434CWE-434

References

http://packetstormsecurity.com/files/152648/Sierra-Wireless-AirLink-ES450-ACEManager-upload.cgi-Remote-Code-Execution.html(talos-cna@cisco.com)

http://www.securityfocus.com/bid/108147(talos-cna@cisco.com)

https://ics-cert.us-cert.gov/advisories/ICSA-19-122-03(talos-cna@cisco.com)

https://talosintelligence.com/vulnerability_reports/TALOS-2018-0748(talos-cna@cisco.com)

http://packetstormsecurity.com/files/152648/Sierra-Wireless-AirLink-ES450-ACEManager-upload.cgi-Remote-Code-Execution.html(af854a3a-2127-422b-91ae-364da2661108)

http://www.securityfocus.com/bid/108147(af854a3a-2127-422b-91ae-364da2661108)

https://ics-cert.us-cert.gov/advisories/ICSA-19-122-03(af854a3a-2127-422b-91ae-364da2661108)

https://talosintelligence.com/vulnerability_reports/TALOS-2018-0748(af854a3a-2127-422b-91ae-364da2661108)

https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2018-4063(134c704f-9b21-4f2e-91b3-4a467353bcc0)

https://www.forescout.com/blog/ot-network-security-threats-industrial-routers-under-attack/(134c704f-9b21-4f2e-91b3-4a467353bcc0)

IOC Correlations

No correlations recorded

This product uses data from the NVD API but is not endorsed or certified by the NVD.