CVE-2020-37252

HIGH 7.8

Realtek Audio Service 1.0.0.55 Unquoted Service Path Privilege Escalation

CVSS Score

7.8

EPSS Score

0.0%

EPSS Percentile

0th

Realtek Audio Service 1.0.0.55 contains an unquoted service path vulnerability in RtkAudioService64.exe that allows local attackers to escalate privileges by injecting malicious code. Attackers can place executable files in the unquoted service path directory to execute arbitrary code with LocalSystem privileges during service startup or system reboot.

CWE	CWE-428
Vendor	realtek
Product	realtek audio service
Published	Jun 19, 2026

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CVSS v3 Breakdown

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

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Affected Versions

Realtek / Realtek Audio Service

1.0.0.55

References

NVD ↗ CVE.org ↗ EPSS Data ↗

exploit-db.com: https://www.exploit-db.com/exploits/49015 realtek.com: https://www.realtek.com/en/ vulncheck.com: https://www.vulncheck.com/advisories/realtek-audio-service-unquoted-service-path-privilege-escalation

Credits

Erika Figueroa