CVE-2020-37037

HIGH 7.8

AVAST SecureLine 5.5.522.0 - 'SecureLine' Unquoted Service Path

CVSS Score

7.8

EPSS Score

0.0%

EPSS Percentile

0th

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.

CWE	CWE-428
Vendor	avast
Product	avast secureline
Published	Feb 1, 2026
Last Updated	Mar 5, 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

Avast / AVAST SecureLine

5.5.522.0

References

NVD ↗ CVE.org ↗ EPSS Data ↗

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

Credits

Roberto Piña