Heap-based buffer overflow in Borland idsql32.dll 5.1.0.4, as used by RevilloC MailServer; 5.2.0.2 as used by Borland Developer Studio 2006; and possibly other versions allows remote attackers to execute arbitrary code via a long SQL statement, related to use of the DbiQExec function.
https://exchange.xforce.ibmcloud.com/vulnerabilities/30583
http://www.vupen.com/english/advisories/2006/4763
http://www.securityfocus.com/bid/21342
http://www.securityfocus.com/archive/1/453003/100/0/threaded