CVE-2025-66252

Infinite Loop Denial of Service via Failed File Deletion

HIGH
7.5
CVSS Score
Published: November 26, 2025 at 12:34 AM UTC
Updated: October 18, 2026 at 08:10 PM UTC
23 products affected across 2 vendorsMozart Dds Next 2000 FirmwareMozart Dds Next 7000 FirmwareMozart Next 6000 Firmware· also runs on 22 platforms

Using Mozart FM Transmitter by DB Electronica Telecomunicazioni S.p.A.?

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Severity
HIGH7.5
Exploit prediction
EPSS 0.4%
SSVC
PoC

Description

Infinite Loop Denial of Service via Failed File Deletion 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 Infinite loop when unlink() fails in status_contents.php causing DoS. Due to the fact that the unlink operation is done in a while loop; if an immutable file is specified or otherwise a file in which the process has no permissions to delete; it would repeatedly attempt to do in a loop.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

All versions
dbbroadcast-mozart-dds-next-100 (same device)
All versions
dbbroadcast-mozart-dds-next-1000 (same device)
All versions
dbbroadcast-mozart-dds-next-2000 (same device)
All versions
dbbroadcast-mozart-dds-next-30 (same device)
All versions
dbbroadcast-mozart-dds-next-300 (same device)
All versions
dbbroadcast-mozart-dds-next-3000 (same device)
All versions
dbbroadcast-mozart-dds-next-3500 (same device)
All versions
dbbroadcast-mozart-dds-next-50 (same device)
All versions
dbbroadcast-mozart-dds-next-500 (same device)
All versions
dbbroadcast-mozart-dds-next-6000 (same device)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (1)

ExploitTechnical DescriptionThird Party Advisory
Source: cverecord
https://www.abdulmhsblog.com/posts/webfmvulns/

SSVC — Action Prioritization

SSVCPoCAutomatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusANALYZED
CWE
CWE-835

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