Mozilla Firefox 3.x before 3.0.5 allows remote attackers to bypass intended privacy restrictions by using the persist attribute in an XUL element to create and access data entities that are similar to cookies.
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10443
https://exchange.xforce.ibmcloud.com/vulnerabilities/47411
https://bugzilla.mozilla.org/show_bug.cgi?id=295994
http://www.vupen.com/english/advisories/2009/0977
http://www.securitytracker.com/id?1021428
http://www.securityfocus.com/bid/32882
http://www.redhat.com/support/errata/RHSA-2008-1036.html
http://www.mozilla.org/security/announce/2008/mfsa2008-63.html
http://www.mandriva.com/security/advisories?name=MDVSA-2008:245
http://sunsolve.sun.com/search/document.do?assetkey=1-26-256408-1
http://secunia.com/advisories/34501
http://secunia.com/advisories/33216