Vulnerability Description
ProFTPD 1.3.7a contains a denial of service vulnerability that allows attackers to overwhelm the server by creating multiple simultaneous FTP connections. Attackers can repeatedly establish connections using threading to exhaust server connection limits and block legitimate user access.
CVSS Score
HIGH
Related Weaknesses (CWE)
References
- http://www.proftpd.org/
- https://github.com/proftpd/proftpd/issues/1298
- https://www.exploit-db.com/exploits/49697
- https://www.vulncheck.com/advisories/proftpd-a-remote-denial-of-service
FAQ
What is CVE-2021-47865?
CVE-2021-47865 is a vulnerability with a CVSS score of 7.5 (HIGH). ProFTPD 1.3.7a contains a denial of service vulnerability that allows attackers to overwhelm the server by creating multiple simultaneous FTP connections. Attackers can repeatedly establish connection...
How severe is CVE-2021-47865?
CVE-2021-47865 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2021-47865?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.