CVE-2023-53965

SOUND4 Server Service 4.1.102 Local Privilege Escalation via Unquoted Service Path

HIGH
7.8
CVSS Score
Published: December 22, 2025 at 09:35 PM UTC
Updated: October 28, 2026 at 07:10 PM UTC
16 products affected across 1 vendorFirst FirmwareImpact FirmwarePulse Firmware· also runs on 15 platforms

Using SOUND4 Server Service by SOUND4 Ltd.?

Get instant alerts when new vulnerabilities affect SOUND4 Server Service - before attackers find them.

Real-time alertsTrack your software stackFree plan available
Severity
HIGH7.8
Exploit prediction
EPSS 0.2%
SSVC
PoC

Description

SOUND4 Server Service 4.1.102 contains an unquoted service path vulnerability that allows local non-privileged users to potentially execute code with elevated system privileges. Attackers can exploit the unquoted binary path by inserting malicious code in the system root path that could execute with LocalSystem privileges during service startup.

Affected

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

sound4-big-voice (same device)
sound4-first (same device)
sound4-impact-eco (same device)
sound4-impact (same device)
sound4-ip-connect (same device)
sound4-playout-ula8 (same device)
sound4-pulse-eco (same device)
sound4-pulse (same device)
sound4-stream-x2 (same device)
sound4-stream-x4 (same device)

Runs on — not affected

The affected product only carries this flaw when running on these platforms. The platforms themselves are not vulnerable.

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.

SSVC — Action Prioritization

SSVCPoCNot automatableTotal impact

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

CVSS

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

Quick Info

StatusANALYZED
CWE
CWE-428

Get alerted

Stop reading CVE feeds looking for your own stack

Track the products you run and VulnTracker tells you when a new CVE affects them — with what is known about fixing it, and nothing about the rest.

Free plan, no card