All vulnerabilities

Servers and applications

CVE-2021-30047

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

Severity
High 7.5
Published
22 Aug 2023
Last changed
17 Jun 2026
Added to UpHeron
1 Nov 2026
Sources
NVD

Affected software

SoftwareAffected versions
vsftpdServers and applications · cpe:a:vsftpd_project:vsftpd
  • Version 3.0.3

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2021-30047
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2021-30047