Multiple buffer overflows in apcupsd before 3.8.6, and 3.10.x before 3.10.5, may allow attackers to cause a denial of service or execute arbitrary code, related to usage of the vsprintf function.
http://www.securityfocus.com/bid/7200
http://www.novell.com/linux/security/advisories/2003_022_apcupsd.html
http://www.mandriva.com/security/advisories?name=MDKSA-2003:018
http://www.iss.net/security_center/static/11491.php
http://www.debian.org/security/2003/dsa-277
http://sourceforge.net/project/shownotes.php?release_id=137900
http://sourceforge.net/project/shownotes.php?release_id=137892