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5.8

WFTPD Pro Server lets logged-in users crash or run code

CVE-2006-5826 · published 20 years ago
Summary

The WFTPD Pro Server version 3.23.1.1 can be tricked by a signed‑in user into sending specially crafted file‑append commands that contain a slash or backslash. This can cause the program to stop working or let the attacker run their own programs on the server. Apply the vendor's update or disable the affected command until the fix is installed.

What to do

The CVE record does not list a fixed version. Check the vendor's site or the advisory links below - a fix may already be released.

Affected software
VendorProductAffected versions
texas_imperial_software wftpd 3.23.1.1
cpe:2.3:a:texas_imperial_software:wftpd:3.23.1.1:*:pro:*:*:*:*:*
Original advisory text
Buffer overflow in Texas Imperial Software WFTPD Pro Server 3.23.1.1 allows remote authenticated users to execute arbitrary code or cause a denial of service (application crash) via crafted APPE co...
Buffer overflow in Texas Imperial Software WFTPD Pro Server 3.23.1.1 allows remote authenticated users to execute arbitrary code or cause a denial of service (application crash) via crafted APPE commands that contain "/" (slash) or "\" (backslash) characters.
References
Fix within
Internet-facing 60 days
Internal At next upgrade
  • Not known to be exploited
  • Needs hands-on effort to exploit (estimated)
  • Gives an attacker partial control (estimated)
Severity
5.8 Medium
Exploitation
11% chance of attack within 30 days
Timeline
Published10 Nov 2006
Updated15 Oct 2026
First seen29 Sep 2026
Sources
CVE-2006-5826 · NVD
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