Centericq version 4.21 on FreeBSD as well as the official sources have been found vulnerable to multiple buffer overflows.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/57617/centericq_421_bo_06_063.txt
Source: https://packetstormsecurity.com/files/57617/centericq_421_bo_06_063.txt.html