Provide references for CVE-2007-1721.
Where can I find more information about CVE-2007-1721?
References are available at: http://advisories.echo.or.id/adv/adv78-K-159-2007.txt, https://exchange.xforce.ibmcloud.com/vulnerabilities/33238, http://www.vupen.com/english/advisories/2007/1119, http://www.securityfocus.com/bid/23154, http://www.securityfocus.com/archive/1/463925/100/0/threaded, http://securityreason.com/securityalert/2491, https://www.exploit-db.com/exploits/3583.