rkhunter versions before 1.4.4 are vulnerable to file download over insecure channel when doing mirror update resulting into potential remote code execution.
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2017-7480.json"
[ { "events": [ { "introduced": "0" }, { "last_affected": "1.4.2" } ] } ]