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Fencer Vulns
critical 10.0

CVE-2000-0573 in the critical feed json

The lreply function in wu-ftpd 2.6.0 and earlier does not properly cleanse an untrusted format string, which allows remote attackers to exe…

published 2000-07-07 26 y ago modified 2026-06-16 4 mo ago also EUVD-2000-0569

cvss
10.0
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
96.2%
EPSS 96.2% chance of exploitation in 30 days, percentile 99.8%
public exploits
8
Metasploit, Exploit-DB

Summary

The lreply function in wu-ftpd 2.6.0 and earlier does not properly cleanse an untrusted format string, which allows remote attackers to execute arbitrary commands via the SITE EXEC command.

Patch / fix

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2000-0573 updated

security flaw

  • Red Hat All currently supported Red Hat products
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Timeline

  1. First public exploit (EDB-20030)
  2. Published

Exploit prediction

96.23% chance of exploitation in the next 30 days, higher than 99.8% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • Metasploit exploit/multi/ftp/wuftpd_site_exec_format WU-FTPD SITE EXEC/INDEX Format String Vulnerability metasploit exploit, great rank, 2000-06-22
  • EDB-20032 WU-FTPD 2.4.2/2.5 .0/2.6.0 - Remote Format String Stack Overwrite (3) remote, 2001-05-04
  • EDB-20031 WU-FTPD 2.4.2/2.5 .0/2.6.0 - Remote Format String Stack Overwrite (2) remote, 2000-09-26
  • EDB-20030 WU-FTPD 2.4.2/2.5 .0/2.6.0 - Remote Format String Stack Overwrite (1) remote, 1999-10-15
  • EDB-16311 WU-FTPD - Site EXEC/INDEX Format String (Metasploit) remote, 2010-11-30
  • EDB-269 BeroFTPD 1.3.4(1) (Linux x86) - Remote Code Execution remote, 2001-05-08
  • EDB-239 WU-FTPD 2.6.0 - Remote Format Strings remote, 2001-01-03
  • EDB-201 WU-FTPD 2.6.0 - Remote Command Execution remote, 2000-11-21

CVSS scores

assigned by version score vector
NVD 2.0 10.0 AV:N/AC:L/Au:N/C:C/I:C/A:C

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.