An issue was discovered in Suricata 4.1.3. The function ftppasvresponse lacks a check for the length of part1 and part2, leading to a crash within the ftp/mod.rs file.
{
"binaries": [
{
"binary_version": "3.2-2ubuntu3",
"binary_name": "libhtp-0.5.23-1"
},
{
"binary_version": "3.2-2ubuntu3",
"binary_name": "suricata"
},
{
"binary_version": "3.2-2ubuntu3",
"binary_name": "suricata-hyperscan"
},
{
"binary_version": "3.2-2ubuntu3",
"binary_name": "suricata-oinkmaster"
}
]
}