[ GLSA 200407-04 ] Pure-FTPd: Potential DoS when maximum connections is reached

[GLSA]

Gentoo Linux Security Advisory

Title: Pure-FTPd: Potential DoS when maximum connections is reached (GLSA 200407-04)
Severity: normal
Exploitable: remote
Date: July 04, 2004
Updated: May 22, 2006
Bug(s): #54590
ID: 200407-04

Synopsis

Pure-FTPd contains a bug potentially allowing a Denial of Service attack when the maximum number of connections is reached.

Background

Pure-FTPd is a fast, production-quality and standards-compliant FTP server.

Affected Packages

Package: net-ftp/pure-ftpd
Vulnerable: <= 1.0.18
Unaffected: >= 1.0.18-r1
Architectures: All supported architectures


Description

Pure-FTPd contains a bug in the accept_client function handling the setup of new connections.

Impact

When the maximum number of connections is reached an attacker could exploit this vulnerability to perform a Denial of Service attack.

Workaround

There is no known workaround at this time. All users are encouraged to upgrade to the latest available version.

Resolution

All Pure-FTPd users should upgrade to the latest stable version: