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Open DC Hub: Arbitrary code execution


1.  Gentoo Linux Security Advisory

Version Information

Advisory Reference GLSA 201311-12 / opendchub
Release Date November 20, 2013
Latest Revision November 20, 2013: 1
Impact normal
Exploitable remote
Package Vulnerable versions Unaffected versions Architecture(s)
net-p2p/opendchub < 0.8.2 >= 0.8.2 All supported architectures

Related bugreports: #314551


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

2.  Impact Information


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


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


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

3.  Resolution Information


There is no known workaround at this time.


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

Code Listing 3.1: Resolution

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

4.  References


Page updated November 20, 2013

Summary: This is a Gentoo Linux Security Advisory

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