The client_host function in parsers.c in Privoxy before 3.0.24 allows remote attackers to cause a denial of service (invalid read and crash) via an empty HTTP Host header.
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2016-1983.json"
[ { "events": [ { "introduced": "0" }, { "last_affected": "3.0.23" } ] } ]