Philips IntelliSpace Portal up to 755 .NET Remoting path traversal

Summaryinfo

A vulnerability categorized as critical has been discovered in Philips IntelliSpace Portal up to 755. This vulnerability affects unknown code of the component .NET Remoting. Executing a manipulation can lead to path traversal. The identification of this vulnerability is CVE-2025-3424. The attack needs to be done within the local network. There is no exploit available.

Detailsinfo

A vulnerability classified as critical was found in Philips IntelliSpace Portal up to 755. This vulnerability affects an unknown functionality of the component .NET Remoting. The manipulation with an unknown input leads to a path traversal vulnerability. The CWE definition for the vulnerability is CWE-22. The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

The IntelliSpace portal application utilizes .NET Remoting for its functionality. The vulnerability arises from the exploitation of port 755 through the "Object Marshalling" technique, which allows an attacker to read internal files without any authentication. This is possible by crafting specific .NET Remoting URLs derived from information enumerated in the client-side configuration files. This issue affects IntelliSpace Portal: 12 and prior.

The weakness was shared by Omar A Crespo. This vulnerability was named CVE-2025-3424 since 04/07/2025. The exploitation appears to be difficult. The attack can only be done within the local network. 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 04/08/2025). The MITRE ATT&CK project declares the attack technique as T1006.

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

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Productinfo

Type

• Medical Device Software

Vendor

• Philips

Name

• IntelliSpace Portal

Version

• 755

License

• commercial

Website

• Vendor: https://www.philips.ch/

CPE 2.3info

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CPE 2.2info

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