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Fencer Vulns
medium 4.0

CVE-2004-2487 json

Directory traversal vulnerability in Nexgen FTP Server before 2.2.3.23 allows remote authenticated users to read or list arbitrary files vi…

published 2004-12-31 21 y ago modified 2026-06-16 4 mo ago also EUVD-2004-2478

cvss
4.0
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
3.0%
EPSS 3.0% chance of exploitation in 30 days, percentile 87%
public exploits
1
Exploit-DB

Summary

Directory traversal vulnerability in Nexgen FTP Server before 2.2.3.23 allows remote authenticated users to read or list arbitrary files via (1) "..", (2) "\..\" (backslash dot dot), or (3) "/../" sequences in (a) RETR (get), (b) NLST (ls), (c) LIST (ls), (d) RNFR, or (e) RNTO FTP commands.

Patch / fix

Timeline

  1. First public exploit (EDB-23877)
  2. Published

Exploit prediction

2.97% chance of exploitation in the next 30 days, higher than 87% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • EDB-23877 NexGen FTP Server 1.0/2.x - Directory Traversal remote, 2004-03-24
  • osvdb.org http://www.osvdb.org/4557 referenced PoC, tagged "exploit" by a source, unverified
  • securitytracker.com http://www.securitytracker.com/alerts/2004/Mar/1009545.html referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 4.0 AV:N/AC:L/Au:S/C:P/I:N/A:N

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.