CVE-2025-31933: Growatt Cloud Applications Authorization Bypass Through User-Controlled Key
Published Apr 15, 2025
·Updated
An unauthenticated attacker can check the existence of usernames in the system by querying an API.
Affected Software
3 affected components
Growatt Cloud Applications
: Growatt Growatt cloud portal: Versions 3.6.0 and prior
Growatt Cloud portal<=3.6.0
Remediation
Information
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.
Event History
Apr 15, 2025
CVE Published
via MITRE·08:17 PM
Data Sourced
via MITRE·08:17 PM
RemedyDescriptionSeverityWeakness
Data Sourced
via NVD·09:16 PM
DescriptionSeverityWeaknessAffected Software
Frequently Asked Questions
1
What is the severity of CVE-2025-31933?
CVE-2025-31933 has a severity rating that indicates it poses a risk of exposure due to the ability for unauthenticated attackers to check for username existence.
2
How do I fix CVE-2025-31933?
To fix CVE-2025-31933, update the Growatt Cloud Portal to version 3.6.0 or later.
3
What kind of attack can be performed using CVE-2025-31933?
CVE-2025-31933 allows an unauthenticated attacker to query an API and determine valid usernames in the system.
4
Is the Growatt Cloud Applications affected by CVE-2025-31933?
Yes, the Growatt Cloud Applications are affected and should be assessed for potential risks.
5
Can CVE-2025-31933 lead to further exploits?
Yes, the knowledge of valid usernames from CVE-2025-31933 can potentially lead to more serious attacks such as credential stuffing or phishing.