[Full-disclosure] [ GLSA 200601-16 ] MyDNS: Denial of Service



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Gentoo Linux Security Advisory GLSA 200601-16
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http://security.gentoo.org/
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Severity: Normal
Title: MyDNS: Denial of Service
Date: January 30, 2006
Bugs: #119548
ID: 200601-16

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Synopsis
========

MyDNS contains a vulnerability that may lead to a Denial of Service
attack.

Background
==========

MyDNS is a DNS server using a MySQL database as a backend. It is
designed to allow for fast updates and small resource usage.

Affected packages
=================

-------------------------------------------------------------------
Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 net-dns/mydns < 1.1.0 >= 1.1.0

Description
===========

MyDNS contains an unspecified flaw that may allow a remote Denial of
Service.

Impact
======

An attacker could cause a Denial of Service by sending malformed DNS
queries to the MyDNS server.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All MyDNS users should upgrade to the latest version:

# emerge --sync
# emerge --ask --oneshot --verbose ">=net-dns/mydns-1.1.0"

References
==========

[ 1 ] CVE-2006-0351
http://www.cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-0351

Availability
============

This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:

http://security.gentoo.org/glsa/glsa-200601-16.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@xxxxxxxxxx or alternatively, you may file a bug at
http://bugs.gentoo.org.

License
=======

Copyright 2006 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/2.0

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Relevant Pages

  • [ GLSA 200601-16 ] MyDNS: Denial of Service
    ... Bugs: #119548 ... MyDNS contains a vulnerability that may lead to a Denial of Service ... attack. ... Security is a primary focus of Gentoo Linux and ensuring the ...
    (Bugtraq)
  • Re: Ancient history [was Re: Public disclosure ...]
    ... >>not with a list of specific brands of attack in mind. ... > consequences of certain kinds of C-related bugs were not fully understood, ... > at least in the mainstream security community, ... Covert channels were known in the public literature ...
    (sci.crypt)
  • Re: Ancient history [was Re: Public disclosure ...]
    ... >>not with a list of specific brands of attack in mind. ... > consequences of certain kinds of C-related bugs were not fully understood, ... > at least in the mainstream security community, ... Covert channels were known in the public literature ...
    (sci.crypt)