How to fix CVE-2025-63220?

Within 30 days: Identify all affected systems and apply vendor patches as part of regular patch cycle. Monitor vendor channels for patch availability.

Is First Firmware affected by CVE-2025-63220?

Organizations using Sound4 FIRST web-based management interface face moderate risk from CVE-2025-63220 rated CVSS 7.2. Exploitation could compromise the security of affected deployments. Proof-of-concept code is publicly available, increasing the risk of exploitation.

CVE-2025-63220

HIGH

2025-11-19 [email protected]

7.2

CVSS 3.1

CVSS Vector

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

High

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

Analysis Generated

Mar 28, 2026 - 19:23 vuln.today

PoC Detected

Jan 08, 2026 - 16:44 vuln.today

Public exploit code

CVE Published

Nov 19, 2025 - 16:15 nvd

HIGH 7.2

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.

Analysis

The Sound4 FIRST web-based management interface is vulnerable to Remote Code Execution (RCE) via a malicious firmware update package. Rated high severity (CVSS 7.2), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

Technical Context

This vulnerability is classified under CWE-494. 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. Affected products include: Sound4 First Firmware.

Affected Products

Sound4 First Firmware.

Remediation

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

Priority Score

Low Medium High Critical

KEV: 0

EPSS: +0.3

CVSS: +36

POC: +20

CVE-2025-63220 vulnerability details – vuln.today

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CVE-2025-63220

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CVE-2025-63220

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