SOUND4 Server Service 4.1.102 Local Privilege Escalation via Unquoted Service Path

published 2025-12-22 10 mo ago modified 2026-10-28 11 d ago also EUVD-2023-60227

cvss: 8.4; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.2%; EPSS 0.2% chance of exploitation in 30 days, percentile 14%
public exploits: 0; none known

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.

CISA SSVC

Exploitation: Proof of concept is public
Automatable: no
Technical impact: total
Assessed: 10 mo ago (2025-12-22)

Exploit prediction

0.24% chance of exploitation in the next 30 days, higher than 14% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

exploit-db.com https://www.exploit-db.com/exploits/51167 referenced PoC, tagged "exploit" by a source, unverified
zeroscience.mk https://www.zeroscience.mk/en/vulnerabilities/ZSL-2022-5721.php referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
CNA	4.0	8.6	CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
CNA	3.1	8.4	CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CNA	4.0	8.6	CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/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
NVD	3.1	7.8	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected products

SOUND4 Ltd. SOUND4 Server Service

Classification

Weakness

CWE-428 Unquoted Search Path or Element

References

exploit-db.com /exploits/51167
exploit, third-party-advisory
zeroscience.mk /en/vulnerabilities/ZSL-2022-5721.php
third-party-advisory, exploit
web.archive.org /web/20221207074555/https://www.sound4.com/
product
vulncheck.com /advisories/sound-server-service-local-privilege-escalation-via-unquoted-service-path
third-party-advisory

Sources

CVE List CVE-2023-53965
NVD CVE-2023-53965

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary