ZPublisher.HTTPRequest._scrubHeader in Zope 2 before 2.13.19, as used in Plone before 4.3 beta 1, allows remote attackers to inject arbitrary HTTP headers via a linefeed (LF) character.Referenceshttps://bugs.launchpad.net/zope2/+bug/930812https://plone.org/products/plone/security/advisories/20121106/02http://www.openwall.com/lists/oss-security/2012/11/10/1https://plone.org/products/plone-hotfix/releases/20121106http://rhn.redhat.com/errata/RHSA-2014-1194.html