CVE-2023-53965: SOUND4 Server Service · Unquoted Search Path or Element
Affects SOUND4 Server ServiceSource CVE Database V5
Not known to be exploited · CVSS 8.6 High.
Data as of 26 Oct 2026, 17:16 UTC
- EPSS
- 0.2% chance of exploitation in 30 days – higher than 14% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:NExploitation evidence
Disclosed: evidence found.
CVE published 22 Dec 2025
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.
What to do
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| SOUND4 Ltd. SOUND4 Server Service | Affected
| Fixed in– |
AI-suggested
- Apply patches from SOUND4 Ltd. immediately once available to correct the service path quotation issue.
- Until patches are released, restrict write permissions on directories in the service path, especially the system root and any directories containing spaces, to prevent unauthorized file creation.
- Audit service configurations using tools like 'sc qc' or PowerShell to identify unquoted service paths and correct them manually if feasible.
- Implement application whitelisting to prevent execution of unauthorized binaries in critical directories.
- Monitor system startup logs and file system changes in service paths for suspicious activity.
- Limit local user access rights and enforce least privilege principles to reduce the risk of local exploitation.
- Educate system administrators about this vulnerability and ensure rapid incident response capabilities are in place.
- Use endpoint detection and response (EDR) tools to detect anomalous process execution related to service startups.
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.
References
- exploit-db.com/exploits/51167 (opens in a new tab)
- web.archive.org/web/20221207074555/https://www.sound4.com/ (opens in a new tab)
- zeroscience.mk/en/vulnerabilities/ZSL-2022-5721.php (opens in a new tab)
- vulncheck.com/advisories/sound-server-service-local-privilege-escalation-via-unquoted-service-path (opens in a new tab)