Arbitrary file upload in Insteon Hub 2245-222
CVE-2018-3832
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'.
Vulnerability class: Unrestricted File Upload
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.0 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.017 (75.7th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 76th percentile — 75.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.017 · newest: 0.017 · change: 0.000
Affected products
- Insteon Hub 2245-222
- Insteon Hub 2245-222 Firmware — versions 1013
- Insteon — versions Insteon Hub 2245-222 - Firmware version 1013
Weakness classification (CWE)
References
- www.talosintelligence.com/vulnerability_reports/TALOS-2018-0511 (Third Party Advisory)
- exchange.xforce.ibmcloud.com/vulnerabilities/144976 (Third Party Advisory, VDB Entry)
Frequently asked questions
- What is CVE-2018-3832?
- CVE-2018-3832 is a critical-severity vulnerability in Insteon Hub 2245-222, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 9.0/10. Published 2018-08-23.
- How severe is CVE-2018-3832?
- Critical severity. CVSS v3 base score is 9.0 out of 10.