Mandriva Linux Security Advisory – A vulnerability in Cacti 0.8.6i and earlier versions allows remote authenticated users to cause a denial of service (CPU consumption) via large values of the graph_start, graph_end, graph_height, or graph_width parameters.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/59389/MDKSA-2007-184.txt
Source: https://packetstormsecurity.com/files/59389/Mandriva-Linux-Security-Advisory-2007.184.html