Buffer overflow in the HTTP proxy service for 3proxy 0.5 to 0.5.3g, and 0.6b-devel before 20070413, might allow remote attackers to execute arbitrary code via crafted transparent requests.
https://exchange.xforce.ibmcloud.com/vulnerabilities/33841
http://www.vupen.com/english/advisories/2007/1442
http://www.securityfocus.com/bid/23545
http://www.securityfocus.com/archive/1/466650/100/100/threaded
http://security.gentoo.org/glsa/glsa-200704-17.xml
http://secunia.com/advisories/25001