system
Provide references for <CVE-2013-4721>.
user
Where can I find more information about <CVE-2013-4721>?
assistant
References are available at: https://exchange.xforce.ibmcloud.com/vulnerabilities/82218, http://osvdb.org/90411, http://typo3.org/teams/security/security-bulletins/typo3-extensions/typo3-ext-sa-2013-005/.