An attacker can upload an arbitrary file instead of a plant image.
Growatt reports the cloud-based vulnerabilities were patched and no user action is needed. Additionally, Growatt strongly recommends that their users take proactive steps in securing their devices and take the following actions:
- Update all devices to the latest firmware version when available. (Updates are automatic, no user action needed.)
- Use strong passwords and enable multi-factor authentication where applicable.
- Report any security concerns to Service@Growatt.com.
- Stay vigilant. Users and installers should regularly review security settings, follow best practices, and report any unusual activity.