CVE-2025-66253
CRITICAL EPSS 79.3%
Published Nov 26, 20257mo ago · Modified Jun 17, 20261w ago
9.9 CVSS 4.0
Published Nov 26, 2025 7mo ago
Last Modified Jun 17, 2026 1w ago
Description
Unauthenticated OS Command Injection (start_upgrade.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 User input passed directly to exec() allows remote code execution via start_upgrade.php. The `/var/tdf/start_upgrade.php` endpoint passes user-controlled `$_GET["filename"]` directly into `exec()` without sanitization or shell escaping. Attackers can inject arbitrary shell commands using metacharacters (`;`, `|`, etc.) to achieve remote code execution as the web server user (likely root).
CVSS Details
Base Score
Exploitability
Impact
Vector string
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:H/SI:H/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope X
Threat Intelligence
EPSS Exploit Probability
79.3% percentile
Exploit & Patch Status
Public Exploit Known
No Patch Available
Weaknesses 1
CWE-78 OS Command Injection Injection
Affected Products 44
| Vendor | Product | Version | Range |
|---|---|---|---|
| dbbroadcast | mozart_next_100_firmware | * | any |
| dbbroadcast | mozart_next_100 | * | any |
| dbbroadcast | mozart_next_1000_firmware | * | any |
| dbbroadcast | mozart_next_1000 | * | any |
| dbbroadcast | mozart_next_2000_firmware | * | any |
| dbbroadcast | mozart_next_2000 | * | any |
| dbbroadcast | mozart_next_30_firmware | * | any |
| dbbroadcast | mozart_next_30 | * | any |
| dbbroadcast | mozart_next_300_firmware | * | any |
| dbbroadcast | mozart_next_300 | * | any |
| dbbroadcast | mozart_next_3000_firmware | * | any |
| dbbroadcast | mozart_next_3000 | * | any |
| dbbroadcast | mozart_next_3500_firmware | * | any |
| dbbroadcast | mozart_next_3500 | * | any |
| dbbroadcast | mozart_next_50_firmware | * | any |
| dbbroadcast | mozart_next_50 | * | any |
| dbbroadcast | mozart_next_500_firmware | * | any |
| dbbroadcast | mozart_next_500 | * | any |
| dbbroadcast | mozart_next_6000_firmware | * | any |
| dbbroadcast | mozart_next_6000 | * | any |
| dbbroadcast | mozart_next_7000_firmware | * | any |
| dbbroadcast | mozart_next_7000 | * | any |
| dbbroadcast | mozart_dds_next_30_firmware | * | any |
| dbbroadcast | mozart_dds_next_30 | * | any |
| dbbroadcast | mozart_dds_next_50_firmware | * | any |
| dbbroadcast | mozart_dds_next_50 | * | any |
| dbbroadcast | mozart_dds_next_100_firmware | * | any |
| dbbroadcast | mozart_dds_next_100 | * | any |
| dbbroadcast | mozart_dds_next_300_firmware | * | any |
| dbbroadcast | mozart_dds_next_300 | * | any |
| dbbroadcast | mozart_dds_next_500_firmware | * | any |
| dbbroadcast | mozart_dds_next_500 | * | any |
| dbbroadcast | mozart_dds_next_1000_firmware | * | any |
| dbbroadcast | mozart_dds_next_1000 | * | any |
| dbbroadcast | mozart_dds_next_2000_firmware | * | any |
| dbbroadcast | mozart_dds_next_2000 | * | any |
| dbbroadcast | mozart_dds_next_3000_firmware | * | any |
| dbbroadcast | mozart_dds_next_3000 | * | any |
| dbbroadcast | mozart_dds_next_3500_firmware | * | any |
| dbbroadcast | mozart_dds_next_3500 | * | any |
| dbbroadcast | mozart_dds_next_6000_firmware | * | any |
| dbbroadcast | mozart_dds_next_6000 | * | any |
| dbbroadcast | mozart_dds_next_7000_firmware | * | any |
| dbbroadcast | mozart_dds_next_7000 | * | any |
References 1
- abdulmhsblog.com https://www.abdulmhsblog.com/posts/webfmvulns/
Remediation
No remediation data recorded yet
Check vendor advisories and the NVD entry for patch availability.