An issue was discovered on Enphase Envoy R3.x and D4.x (and other current) devices. The upgrade_start function in /installer/upgrade_start allows remote authenticated users to execute arbitrary commands via the force parameter.
Source: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-25755
Reference (s):
- https://enphase.com/en-us/products-and-services/envoy-and-combiner
- https://medium.com/stage-2-security/can-solar-controllers-be-used-to-generate-fake-clean-energy-credits-4a7322e7661a
- https://stage2sec.com