#VU111814 Observable discrepancy in ProFTPD - CVE-2004-1602

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Main Vulnerability Database Vulnerabilities #VU111814

#VU111814 Observable discrepancy in ProFTPD - CVE-2004-1602

Published: February 15, 2024 / Updated: June 23, 2025


Vulnerability identifier: #VU111814
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P/U:Green
CVE-ID: CVE-2004-1602
CWE-ID: CWE-203
Exploitation vector: Remote access
Exploit availability: Public exploit is available
Vulnerable software:
ProFTPD
Software vendor:
ProFTPD

Description

The vulnerability allows a remote non-authenticated attacker to gain access to sensitive information.

ProFTPD 1.2.x, including 1.2.8 and 1.2.10, responds in a different amount of time when a given username exists, which allows remote attackers to identify valid usernames by timing the server response.


Remediation

Install update from vendor's website.

External links