pfSense before 2.3 allows remote authenticated users to execute arbitrary OS commands via a '|' character in the statusrrdgraphimg.php graph parameter, related to rrdgraphimg.php.
{
"extracted_events": [
{
"introduced": "0"
},
{
"last_affected": "2.2.6"
}
],
"source": "CPE_RANGE",
"cpe": "cpe:2.3:a:pfsense:pfsense:*:*:*:*:community:*:*:*"
}