DB Electronica Telecomunicazioni Mozart FM Transmitter up to 7000 patch_contents.php unrestricted upload

Summaryinfo

A vulnerability has been found in DB Electronica Telecomunicazioni Mozart FM Transmitter up to 7000 and classified as critical. This affects an unknown function of the file /var/tdf/patch_contents.php. The manipulation leads to unrestricted upload. This vulnerability is traded as CVE-2025-66256. It is possible to initiate the attack remotely. There is no exploit available.

Detailsinfo

A vulnerability was found in DB Electronica Telecomunicazioni Mozart FM Transmitter up to 7000. It has been rated as critical. This issue affects an unknown part of the file /var/tdf/patch_contents.php. The manipulation with an unknown input leads to a unrestricted upload vulnerability. Using CWE to declare the problem leads to CWE-434. The product allows the attacker to upload or transfer files of dangerous types that can be automatically processed within the product's environment. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Unauthenticated Arbitrary File Upload (patch_contents.php) in DB Electronica Telecomunicazioni S.p.A. Mozart FM Transmitter versions 30, 50, 100, 300, 500, 1000, 2000, 3000, 3500, 6000, 7000 allows an attacker to perform Unrestricted file upload in patch_contents.php allows uploading malicious files. The `/var/tdf/patch_contents.php` endpoint allows unauthenticated arbitrary file uploads without file type validation, MIME checking, or size restrictions beyond 16MB, enabling attackers to upload malicious files.

The weakness was shared by Abdul Mhanni. It is possible to read the advisory at abdulmhsblog.com. The identification of this vulnerability is CVE-2025-66256 since 11/26/2025. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details of the vulnerability are known, but there is no available exploit. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 12/04/2025). The attack technique deployed by this issue is T1608.002 according to MITRE ATT&CK.

By approaching the search of inurl:var/tdf/patch_contents.php it is possible to find vulnerable targets with Google Hacking.

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

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Vendor

• DB Electronica Telecomunicazioni

Name

• Mozart FM Transmitter

Version

• 30
• 50
• 100
• 300
• 500
• 1000
• 2000
• 3000
• 3500
• 6000
• 7000

CPE 2.3info

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CPE 2.2info

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