CVE-2020-25289: Avast Secureline VPN

Medium severity, CVSS 5.5. EPSS: 0.4% chance of exploitation in the next 30 days.

The VPN service in AVAST SecureLine before 5.6.4982.470 allows local users to write to arbitrary files via an Object Manager symbolic link from the log directory (which has weak permissions).

Affected products

• Avast Secureline VPN: before 5.6.4982.470 (fixed in 5.6.4982.470)

Published 2020-09-13. Last modified 2026-06-17.