Date: Sun, 04 Jul 2004 21:45:26 +0200
From: Thierry Carrez <koon@gentoo.org>
To: gentoo-announce@lists.gentoo.org
Subject: [ GLSA 200407-04 ] Pure-FTPd: Potential DoS when maximum connections is reached
Cc: bugtraq@securityfocus.com, full-disclosure@lists.netsys.com,
security-alerts@linuxsecurity.com
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Gentoo Linux Security Advisory GLSA 200407-04
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http://security.gentoo.org/
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Severity: Normal
Title: Pure-FTPd: Potential DoS when maximum connections is
reached
Date: July 04, 2004
Bugs: #54590
ID: 200407-04
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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 / Vulnerable / Unaffected
-------------------------------------------------------------------
1 net-ftp/pure-ftpd <= 1.0.18 >= 1.0.18-r1
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:
# emerge sync
# emerge -pv ">=net-ftp/pure-ftpd-1.0.18-r1"
# emerge ">=net-ftp/pure-ftpd-1.0.18-r1"
References
==========
[ 1 ] Pure-FTPd website
http://www.pureftpd.org
Availability
============
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:
http://security.gentoo.org/glsa/glsa-200407-04.xml
Concerns?
=========
Security is a primary focus of Gentoo Linux and ensuring the
confidentiality and security of our users machines is of utmost
importance to us. Any security concerns should be addressed to
security@gentoo.org or alternatively, you may file a bug at
http://bugs.gentoo.org.
License
=======
Copyright 2004 Gentoo Technologies, Inc; referenced text
belongs to its owner(s).
The contents of this document are licensed under the
Creative Commons - Attribution / Share Alike license.
http://creativecommons.org/licenses/by-sa/1.0
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