Security readout for executives and security teams
A flaw in the bftpd 1.0.11 FTP server lets a remote user crash the service, and possibly run commands on the host, by sending an overly long username at login. Because the attack happens before authentication, anyone who can reach the FTP port can trigger it. The bug is old and narrow in scope, but any lingering install remains a soft target. Very low in modern environments. bftpd 1.0.11 dates to 2000 and is unlikely to be running on maintained systems. Residual exposure would be limited to legacy Linux/Unix hosts still exposing this specific daemon, especially any Internet-facing FTP service that has not been upgraded or decommissioned. Low urgency for most organizations. Only elevate if legacy infrastructure inventory shows bftpd on Internet-reachable hosts, in which case treat as a targeted remediation task within normal patch cycles. Mitigation focus: Upgrade bftpd to a current maintained release or migrate to a supported FTP/SFTP server.; Restrict FTP access to trusted networks via firewall or host ACLs.; Decommission legacy FTP services that are no longer required..
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
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ATT&CK lookup starting points
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CVE-2000-0943 mapping review
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Open ATT&CK lookup- Severity
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS and timeline data
No CVSS vectors or timeline events were available in the normalized CVE source material.
Source materials
- CVE List V5 sourceCVE List V5
- bftpd-user-bo(5426)CVE reference · vdb-entry, x_refsource_XF
Products and packages named in the record
CWE details
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