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Fencer Vulns
high 7.5

CVE-1999-0997 json

wu-ftp with FTP conversion enabled allows an attacker to execute commands via a malformed file name that is interpreted as an argument to t…

published 1999-12-20 26 y ago modified 2026-06-16 4 mo ago also EUVD-1999-0978

cvss
7.5
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
6.2%
EPSS 6.2% chance of exploitation in 30 days, percentile 93%
public exploits
1
Exploit-DB

Summary

wu-ftp with FTP conversion enabled allows an attacker to execute commands via a malformed file name that is interpreted as an argument to the program that does the conversion, e.g. tar or uncompress.

Timeline

  1. First public exploit (EDB-20563)
  2. Published

Exploit prediction

6.22% chance of exploitation in the next 30 days, higher than 93% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • EDB-20563 WU-FTPD 2.4.2/2.5 .0/2.6.0/2.6.1/2.6.2 - FTP Conversion remote, 1999-12-20

CVSS scores

assigned by version score vector
NVD 2.0 7.5 AV:N/AC:L/Au:N/C:P/I:P/A:P

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.