Denial of Service Vulnerability in DB Electronica Telecomunicazioni S.p.A. Mozart FM Transmitter
CVE-2025-66252

8.4HIGH

Key Information:

Vendor

Db Electronica Telecomunicazioni S.p.a.

Status
Mozart Fm Transmitter
Vendor
CVE Published:
26 November 2025

Badges

👾 Exploit Exists

What is CVE-2025-66252?

This vulnerability allows an attacker to exploit an infinite loop condition in DB Electronica Telecomunicazioni S.p.A.'s Mozart FM Transmitter. When the unlink() function fails due to permissions issues or if an immutable file is specified, the software enters a loop attempting to delete the file continuously. This can lead to a Denial of Service, rendering the affected transmitter non-functional.

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Affected Version(s)

Mozart FM Transmitter 30

Mozart FM Transmitter 50

Mozart FM Transmitter 100

References

https://www.abdulmhsblog.com/posts/webfmvulns/
exploittechnical-description

CVSS V4

Score:
8.4
Severity:
HIGH
Confidentiality:
None
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

Abdul Mhanni
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