CVE-2018-3832

Severity: critical (CVSS 9.0 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.7% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2018-08-23 · updated 2026-06-17
Weakness: CWE-434

Description

An exploitable firmware update vulnerability exists in Insteon Hub running firmware version 1013. The HTTP server allows for uploading arbitrary MPFS binaries that could be modified to enable access to hidden resources which allow for uploading unsigned firmware images to the device. To trigger this vulnerability, an attacker can upload an MPFS binary via the '/mpfsupload' HTTP form and later on upload the firmware via a POST request to 'firmware.htm'.

Affected products

Insteon Hub 2245-222: 1013

References

https://www.talosintelligence.com/vulnerability_reports/TALOS-2018-0511
https://exchange.xforce.ibmcloud.com/vulnerabilities/144976
https://www.talosintelligence.com/vulnerability_reports/TALOS-2018-0511

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