Unspecified binaries in IBM DB2 8.x before 8.1 FixPak 15 and 9.1 before Fix Pack 2 allow local users to create or modify arbitrary files via unspecified environment variables related to "unsafe file access."
https://exchange.xforce.ibmcloud.com/vulnerabilities/32650
http://www.securityfocus.com/bid/22677
http://www.attrition.org/pipermail/vim/2007-August/001765.html
http://www-1.ibm.com/support/docview.wss?uid=swg21255747
http://labs.idefense.com/intelligence/vulnerabilities/display.php?id=481