Gentoo: 201311-12 Open DC Hub: Arbitrary code execution
Posted by Benjamin D. Thomas   
Gentoo A vulnerability in Open DC Hub could result in execution of arbitrary code.
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
Gentoo Linux Security Advisory                           GLSA 201311-12
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
                                            http://security.gentoo.org/
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

 Severity: Normal
    Title: Open DC Hub: Arbitrary code execution
     Date: November 20, 2013
     Bugs: #314551
       ID: 201311-12

- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

Synopsis
========

A vulnerability in Open DC Hub could result in execution of arbitrary
code.

Background
==========

Open DC Hub is the hub software for the Direct Connect file sharing
network.

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

    -------------------------------------------------------------------
     Package              /     Vulnerable     /            Unaffected
    -------------------------------------------------------------------
  1  net-p2p/opendchub            < 0.8.2                    >= 0.8.2

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

A stack-based buffer overflow flaw has been discovered in the way Open
DC Hub sanitized content of a user's MyINFO message.

Impact
======

A remote authenticated user may be able to execute arbitrary code or
cause a Denial of Service condition via specially crafted MyINFO
message.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All Open DC Hub users should upgrade to the latest version:

  # emerge --sync
  # emerge --ask --oneshot --verbose ">=net-p2p/opendchub-0.8.2"

References
==========

[ 1 ] CVE-2010-1147
      http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2010-1147

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

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

 http://security.gentoo.org/glsa/glsa-201311-12.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
https://bugs.gentoo.org.

License

Copyright 2013 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