SQL injection vulnerability in SQLgrey Postfix greylisting service before 1.2.0 allows remote attackers to execute arbitrary SQL commands via the (1) sender or (2) recipient e-mail addresses.
https://exchange.xforce.ibmcloud.com/vulnerabilities/17998
http://www.trustix.org/errata/2004/0058/
http://www.securityfocus.com/bid/11633
http://sourceforge.net/project/shownotes.php?release_id=281256