Home/CVE/FTP servers can allow an attacker to connect to arbitrary ports on machines other than the FTP client, aka FTP bounce.
CVE

CVE-1999-0017

FTP servers can allow an attacker to connect to arbitrary ports on machines other than the FTP client, aka FTP bounce.

FTP servers can allow an attacker to connect to arbitrary ports on machines other than the FTP client, aka FTP bounce.

HIGH · CVSS 7.5 EPSS 0.00545
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  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
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Affected Products & Versions

11
gnu inetall versions
washington university wu-ftpdall versions
caldera openlinuxall versions
freebsdall versions
ibm aixall versions
netbsdall versions
sco open desktopall versions
sco openserverall versions
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Detection Rules (IDS/IPS)

1
snort-communityPROTOCOL-FTP PORT bounce attemptmisc-attack
Open rulesets (ET Open, Snort Community, abuse.ch) link to source. Commercial rulesets are reference-only.
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Scoring & Timeline

7.5
HIGH · CVSS v2 (legacy) · cve@mitre.org
View on NVD
This CVE predates CVSS v3; the legacy v2 score is shown so triage still has a severity to work with.
v2 Vector
AV:N/AC:L/Au:N/C:P/I:P/A:P
Published to NVD10 Dec 1997 · 05:00 AM
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References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://exchange.xforce.ibmcloud.com/vulnerabilities/CVE-1999-0017
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