CVE-2025-63220: first — Exploit

Description

The Sound4 FIRST web-based management interface is vulnerable to Remote Code Execution (RCE) via a malicious firmware update package. The update mechanism fails to validate the integrity of manual.sh, allowing an attacker to inject arbitrary commands by modifying this script and repackaging the firmware.

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CVSS v3.1 Score

7.2

HIGH

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Weakness Type (CWE)

CWE-494 CWE-494

Affected Products

Vendor	Product	Versions
sound4	first_firmware	All
sound4	first	All

References

Exploits

https://github.com/shiky8/my--cve-vulnerability-research/tree/main/CVE-2025-63220_Sound4%20FIRST%20RCE https://github.com/shiky8/my--cve-vulnerability-research/tree/main/CVE-2025-63220_Sound4%20FIRST%20RCE

Other References

https://www.sound4helpdesk.com/ https://www.sound4helpdesk.com/first-downloads/

Frequently Asked Questions

What is CVE-2025-63220? +

The Sound4 FIRST web-based management interface is vulnerable to Remote Code Execution (RCE) via a malicious firmware update package. The update mechanism fails to validate the integrity of manual.sh, allowing an attacker to inject arbitrary commands by modifying this script and repackaging the firmware. It has a CVSS v3.1 base score of 7.2 (HIGH).

How severe is CVE-2025-63220? +

CVE-2025-63220 has a CVSS v3.1 score of 7.2 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.

What products are affected by CVE-2025-63220? +

CVE-2025-63220 affects products from sound4, specifically: first, first_firmware. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-63220? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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