CVE-2018-3832 Information

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’.

CVSS Vector

CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H

Reference

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

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

REQUIRED

Confidentiality Impact

CHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

9.0