FTP servers can allow an attacker to connect to arbitrary ports on machines other than the FTP client, aka FTP bounce.
Priority LOW 37Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- Partial · Partial · Partial
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA.
Summary
FTP servers can allow an attacker to connect to arbitrary ports on machines other than the FTP client, aka FTP bounce.
Why it matters now
EPSS 0.01985 80th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 32
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:gnu:inet:5.01:*:*:*:*:*:*:* | 5.01 | Vulnerable | GNU |
| cpe:2.3:a:gnu:inet:6.01:*:*:*:*:*:*:* | 6.01 | Vulnerable | GNU |
| cpe:2.3:a:gnu:inet:6.02:*:*:*:*:*:*:* | 6.02 | Vulnerable | GNU |
| cpe:2.3:a:washington_university:wu-ftpd:2.4:*:*:*:*:*:*:* | 2.4 | Vulnerable | Washington University |
| cpe:2.3:o:caldera:openlinux:1.2:*:*:*:*:*:*:* | 1.2 | Vulnerable | Caldera |
| cpe:2.3:o:freebsd:freebsd:1.0:*:*:*:*:*:*:* | 1.0 | Vulnerable | FreeBSD |
| cpe:2.3:o:freebsd:freebsd:1.1:*:*:*:*:*:*:* | 1.1 | Vulnerable | FreeBSD |
| cpe:2.3:o:freebsd:freebsd:1.2:*:*:*:*:*:*:* | 1.2 | Vulnerable | FreeBSD |
| cpe:2.3:o:freebsd:freebsd:2.0:*:*:*:*:*:*:* | 2.0 | Vulnerable | FreeBSD |
| cpe:2.3:o:freebsd:freebsd:2.1.0:*:*:*:*:*:*:* | 2.1.0 | Vulnerable | FreeBSD |
- cpe:2.3:a:gnu:inet:5.01:*:*:*:*:*:*:* Versions 5.01 Vulnerable ·GNU
- cpe:2.3:a:gnu:inet:6.01:*:*:*:*:*:*:* Versions 6.01 Vulnerable ·GNU
- cpe:2.3:a:gnu:inet:6.02:*:*:*:*:*:*:* Versions 6.02 Vulnerable ·GNU
- cpe:2.3:a:washington_university:wu-ftpd:2.4:*:*:*:*:*:*:* Versions 2.4 Vulnerable ·Washington University
- cpe:2.3:o:caldera:openlinux:1.2:*:*:*:*:*:*:* Versions 1.2 Vulnerable ·Caldera
- cpe:2.3:o:freebsd:freebsd:1.0:*:*:*:*:*:*:* Versions 1.0 Vulnerable ·FreeBSD
- cpe:2.3:o:freebsd:freebsd:1.1:*:*:*:*:*:*:* Versions 1.1 Vulnerable ·FreeBSD
- cpe:2.3:o:freebsd:freebsd:1.2:*:*:*:*:*:*:* Versions 1.2 Vulnerable ·FreeBSD
- cpe:2.3:o:freebsd:freebsd:2.0:*:*:*:*:*:*:* Versions 2.0 Vulnerable ·FreeBSD
- cpe:2.3:o:freebsd:freebsd:2.1.0:*:*:*:*:*:*:* Versions 2.1.0 Vulnerable ·FreeBSD
Show 22 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:freebsd:freebsd:2.1.7:*:*:*:*:*:*:* | 2.1.7 | Vulnerable | FreeBSD |
| cpe:2.3:o:ibm:aix:3.2:*:*:*:*:*:*:* | 3.2 | Vulnerable | IBM |
| cpe:2.3:o:ibm:aix:4.1:*:*:*:*:*:*:* | 4.1 | Vulnerable | IBM |
| cpe:2.3:o:ibm:aix:4.2:*:*:*:*:*:*:* | 4.2 | Vulnerable | IBM |
| cpe:2.3:o:ibm:aix:4.3:*:*:*:*:*:*:* | 4.3 | Vulnerable | IBM |
| cpe:2.3:o:netbsd:netbsd:1.0:*:*:*:*:*:*:* | 1.0 | Vulnerable | NetBSD |
| cpe:2.3:o:netbsd:netbsd:1.1:*:*:*:*:*:*:* | 1.1 | Vulnerable | NetBSD |
| cpe:2.3:o:netbsd:netbsd:1.2:*:*:*:*:*:*:* | 1.2 | Vulnerable | NetBSD |
| cpe:2.3:o:netbsd:netbsd:1.2.1:*:*:*:*:*:*:* | 1.2.1 | Vulnerable | NetBSD |
| cpe:2.3:o:sco:open_desktop:3.0:*:*:*:*:*:*:* | 3.0 | Vulnerable | Sco |
| cpe:2.3:o:sco:openserver:5.0.4:*:*:*:*:*:*:* | 5.0.4 | Vulnerable | Sco |
| cpe:2.3:o:sco:unixware:2.1:*:*:*:*:*:*:* | 2.1 | Vulnerable | Sco |
| cpe:2.3:o:siemens:reliant_unix:*:*:*:*:*:*:*:* | all versions | Vulnerable | Siemens |
| cpe:2.3:o:sun:sunos:4.1.3u1:*:*:*:*:*:*:* | 4.1.3u1 | Vulnerable | Sun |
| cpe:2.3:o:sun:sunos:4.1.4:*:*:*:*:*:*:* | 4.1.4 | Vulnerable | Sun |
| cpe:2.3:o:sun:sunos:5.3:*:*:*:*:*:*:* | 5.3 | Vulnerable | Sun |
| cpe:2.3:o:sun:sunos:5.4:*:*:*:*:*:*:* | 5.4 | Vulnerable | Sun |
| cpe:2.3:o:sun:sunos:5.4:*:x86:*:*:*:*:* | 5.4 | Vulnerable | Sun |
| cpe:2.3:o:sun:sunos:5.5:*:*:*:*:*:*:* | 5.5 | Vulnerable | Sun |
| cpe:2.3:o:sun:sunos:5.5:*:x86:*:*:*:*:* | 5.5 | Vulnerable | Sun |
| cpe:2.3:o:sun:sunos:5.5.1:*:*:*:*:*:*:* | 5.5.1 | Vulnerable | Sun |
| cpe:2.3:o:sun:sunos:5.5.1:*:x86:*:*:*:*:* | 5.5.1 | Vulnerable | Sun |
- cpe:2.3:o:freebsd:freebsd:2.1.7:*:*:*:*:*:*:* Versions 2.1.7 Vulnerable ·FreeBSD
- cpe:2.3:o:ibm:aix:3.2:*:*:*:*:*:*:* Versions 3.2 Vulnerable ·IBM
- cpe:2.3:o:ibm:aix:4.1:*:*:*:*:*:*:* Versions 4.1 Vulnerable ·IBM
- cpe:2.3:o:ibm:aix:4.2:*:*:*:*:*:*:* Versions 4.2 Vulnerable ·IBM
- cpe:2.3:o:ibm:aix:4.3:*:*:*:*:*:*:* Versions 4.3 Vulnerable ·IBM
- cpe:2.3:o:netbsd:netbsd:1.0:*:*:*:*:*:*:* Versions 1.0 Vulnerable ·NetBSD
- cpe:2.3:o:netbsd:netbsd:1.1:*:*:*:*:*:*:* Versions 1.1 Vulnerable ·NetBSD
- cpe:2.3:o:netbsd:netbsd:1.2:*:*:*:*:*:*:* Versions 1.2 Vulnerable ·NetBSD
- cpe:2.3:o:netbsd:netbsd:1.2.1:*:*:*:*:*:*:* Versions 1.2.1 Vulnerable ·NetBSD
- cpe:2.3:o:sco:open_desktop:3.0:*:*:*:*:*:*:* Versions 3.0 Vulnerable ·Sco
- cpe:2.3:o:sco:openserver:5.0.4:*:*:*:*:*:*:* Versions 5.0.4 Vulnerable ·Sco
- cpe:2.3:o:sco:unixware:2.1:*:*:*:*:*:*:* Versions 2.1 Vulnerable ·Sco
- cpe:2.3:o:siemens:reliant_unix:*:*:*:*:*:*:*:* Versions all versions Vulnerable ·Siemens
- cpe:2.3:o:sun:sunos:4.1.3u1:*:*:*:*:*:*:* Versions 4.1.3u1 Vulnerable ·Sun
- cpe:2.3:o:sun:sunos:4.1.4:*:*:*:*:*:*:* Versions 4.1.4 Vulnerable ·Sun
- cpe:2.3:o:sun:sunos:5.3:*:*:*:*:*:*:* Versions 5.3 Vulnerable ·Sun
- cpe:2.3:o:sun:sunos:5.4:*:*:*:*:*:*:* Versions 5.4 Vulnerable ·Sun
- cpe:2.3:o:sun:sunos:5.4:*:x86:*:*:*:*:* Versions 5.4 Vulnerable ·Sun
- cpe:2.3:o:sun:sunos:5.5:*:*:*:*:*:*:* Versions 5.5 Vulnerable ·Sun
- cpe:2.3:o:sun:sunos:5.5:*:x86:*:*:*:*:* Versions 5.5 Vulnerable ·Sun
- cpe:2.3:o:sun:sunos:5.5.1:*:*:*:*:*:*:* Versions 5.5.1 Vulnerable ·Sun
- cpe:2.3:o:sun:sunos:5.5.1:*:x86:*:*:*:*:* Versions 5.5.1 Vulnerable ·Sun
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-1999-0017
- 2026-10-03 Alias added: GHSA-mq66-4xx4-r348
References
—
Sources
- CVE-1999-0017 · CVE Program
- CVE-1999-0017 · NVD
- FIRST EPSS
- GHSA-mq66-4xx4-r348 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences