A vulnerability has been found in Kunbus Revolution Pi Webstatus up to 2.4.5 and classified as very critical. This vulnerability affects some unknown processing. The manipulation with an unknown input leads to a type conversion vulnerability. The CWE definition for the vulnerability is CWE-704. The product does not correctly convert an object, resource, or structure from one type to a different type. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

An unauthorized remote attacker can bypass the authentication of the affected software package by misusing an incorrect type conversion. This leads to full compromise of the device

The advisory is shared for download at kunbus.com. This vulnerability was named CVE-2025-41646 since 04/16/2025. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 06/09/2025).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2025-17316). Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

• Kunbus

Name

• Revolution Pi Webstatus

Version

• 2.4.0
• 2.4.1
• 2.4.2
• 2.4.3
• 2.4.4
• 2.4.5

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