CVE-2021-30047: Vsftpd Project Vsftpd

High severity, CVSS 7.5. EPSS: 3.2% chance of exploitation in the next 30 days.

VSFTPD 3.0.3 allows attackers to cause a denial of service due to limited number of connections allowed.

Affected products

• Vsftpd Project Vsftpd: version 3.0.3 only

Published 2023-08-22. Last modified 2026-06-17.