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GLSA 200702-05 Fail2ban: Denial of Service
Posted by Bob on: 02/16/2007 01:55 AM [ Print | 0 comment(s) ]
A new security update has been released for Gentoo Linux - Fail2ban: Denial of Service. Here the announcement:
Gentoo Linux Security Advisory GLSA 200702-05
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http://security.gentoo.org/
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Severity: Normal
Title: Fail2ban: Denial of Service
Date: February 16, 2007
Bugs: #157166
ID: 200702-05
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Synopsis
========
A flaw in Fail2ban may allow remote attackers to deny access to
arbitrary hosts.
Background
==========
Fail2ban monitors log files for failed authentication attempts and can
block hosts responsible for repeated attacks.
Affected packages
=================
-------------------------------------------------------------------
Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 net-analyzer/fail2ban lt; 0.6.2 gt;= 0.6.2
Description
===========
A flaw in the method used to parse log entries allows remote,
unauthenticated attackers to forge authentication attempts from other
hosts.
Impact
======
A remote attacker can add arbitrary hosts to the block list, denying
legitimate users access to a resource.
Workaround
==========
There is no known workaround at this time.
Resolution
==========
All Fail2ban users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose "gt;=net-analyzer/fail2ban-0.6.2"
References
==========
[ 1 ] CVE-2006-6302
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-6302
Availability
============
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:
http://security.gentoo.org/glsa/glsa-200702-05.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 2007 Gentoo Foundation, 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/2.5
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
http://security.gentoo.org/
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
Severity: Normal
Title: Fail2ban: Denial of Service
Date: February 16, 2007
Bugs: #157166
ID: 200702-05
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
Synopsis
========
A flaw in Fail2ban may allow remote attackers to deny access to
arbitrary hosts.
Background
==========
Fail2ban monitors log files for failed authentication attempts and can
block hosts responsible for repeated attacks.
Affected packages
=================
-------------------------------------------------------------------
Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 net-analyzer/fail2ban lt; 0.6.2 gt;= 0.6.2
Description
===========
A flaw in the method used to parse log entries allows remote,
unauthenticated attackers to forge authentication attempts from other
hosts.
Impact
======
A remote attacker can add arbitrary hosts to the block list, denying
legitimate users access to a resource.
Workaround
==========
There is no known workaround at this time.
Resolution
==========
All Fail2ban users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose "gt;=net-analyzer/fail2ban-0.6.2"
References
==========
[ 1 ] CVE-2006-6302
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-6302
Availability
============
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:
http://security.gentoo.org/glsa/glsa-200702-05.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 2007 Gentoo Foundation, 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/2.5
