PatchTheCVECVE-2001-0794: Buffer overflow in A-FTP Anonymous FTP Server allows remote attackers to cause a denial of service via a long
CVE-2001-0794 is a medium-severity flaw (CVSS 5.0) affecting anonymous ftp server. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.
Buffer overflow in A-FTP Anonymous FTP Server allows remote attackers to cause a denial of service via a long USER command.
Why this priority
- No elevated risk signals yet
No fix is published yet: follow the downgrade or mitigation steps.
Risk facts
| CVSS score | 5.0 (Medium) |
| EPSS exploit chance | 1.8% (top 22%) |
| CISA exploited list | No |
| Published | 2001-10-18 |
| Last modified | 2026-06-16 |
Last updated 2026-06-16 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score
Am I affected?
Timeline
- Published CVE record published
- Updated Record last modified
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.
Quick answers
How do I fix CVE-2001-0794?
anonymous ftp server: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.
Is CVE-2001-0794 being exploited?
CVE-2001-0794 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.
What does CVE-2001-0794 affect?
CVE-2001-0794 affects anonymous ftp server. Severity is medium (CVSS 5.0). Buffer overflow in A-FTP Anonymous FTP Server allows remote attackers to cause a denial of service via a long USER command.
How urgent is CVE-2001-0794?
Priority 37/100. No elevated risk signals yet.