Unspecified vulnerability in Zope 2.12.x and 2.13.x, as used in Plone 4.0.x through 4.0.9, 4.1, and 4.2 through 4.2a2, allows remote attackers to execute arbitrary commands via vectors related to the p_ class in OFS/misc_.py and the use of Python modules.
plone.org/products/plone-hotfix/releases/20110928
plone.org/products/plone-hotfix/releases/20110928/PloneHotfix20110928-1.0.zip
plone.org/products/plone/security/advisories/20110928
pypi.python.org/pypi/Products.PloneHotfix20110928/1.0
secunia.com/advisories/46221
secunia.com/advisories/46323
zope2.zope.org/news/security-vulnerability-announcement-cve-2011-3587
bugzilla.redhat.com/show_bug.cgi?id=742297