What’s Vulnerable › Vulnerabilities

CVE-2020-37252: Realtek Audio Service 1.0.0.55 Unquoted Service Path Privilege Escalation

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-06-19 · updated 2026-09-29
• Weakness: CWE-428

Description

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.

Affected products

• Realtek Audio Service: 1.0.0.55

References

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

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