The graph settings script (graph_settings.php) in Cacti 0.8.8b and earlier allows remote attackers to execute arbitrary commands via shell metacharacters in a font size, related to the rrdtool commandline in lib/rrd.php.
seclists.org/oss-sec/2014/q3/351
seclists.org/oss-sec/2014/q3/386
svn.cacti.net/viewvc?view=rev&revision=7454
www.debian.org/security/2014/dsa-3007
www.securityfocus.com/bid/69213
bugzilla.redhat.com/show_bug.cgi?id=1127165
exchange.xforce.ibmcloud.com/vulnerabilities/95292
security.gentoo.org/glsa/201607-05