What’s Vulnerable › Vulnerabilities

CVE-2020-37037: AVAST SecureLine 5.5.522.0 - 'SecureLine' Unquoted Service Path

• 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: 2026-02-01 · updated 2026-06-17
• Weakness: CWE-428

Description

Avast SecureLine 5.5.522.0 contains an unquoted service path vulnerability that allows local users to potentially execute code with elevated system privileges. Attackers can exploit the unquoted path in the service configuration to inject malicious code that would execute with LocalSystem account permissions during service startup.

Affected products

• AVAST SecureLine: 5.5.522.0

References

• https://www.avast.com/
• https://www.exploit-db.com/exploits/48249
• https://www.vulncheck.com/advisories/avast-secureline-secureline-unquoted-service-path

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