USN-421-1: MoinMoin vulnerability

Ubuntu Security Notice USN-421-1

9th February, 2007

moin, moin1.3 vulnerability

A security issue affects these releases of Ubuntu and its derivatives:

  • Ubuntu 6.10
  • Ubuntu 6.06 LTS
  • Ubuntu 5.10


A flaw was discovered in MoinMoin's page name sanitizer which could lead
to a cross-site scripting attack. By tricking a user into viewing a
crafted MoinMoin page, an attacker could execute arbitrary JavaScript as
the current MoinMoin user, possibly exposing the user's authentication
information for the domain where MoinMoin was hosted.

Update instructions

The problem can be corrected by updating your system to the following package version:

Ubuntu 6.10:
python2.4-moinmoin 1.5.3-1ubuntu1.1
Ubuntu 6.06 LTS:
python2.4-moinmoin 1.5.2-1ubuntu2.1
Ubuntu 5.10:
moin 1.2.4-1ubuntu2.1
python2.3-moinmoin 1.3.4-6ubuntu1.1
python2.4-moinmoin 1.3.4-6ubuntu1.1

To update your system, please follow these instructions:

In general, a standard system upgrade is sufficient to effect the
necessary changes.