The auth component in Dovecot before 2.2.27, when auth-policy is configured, allows a remote attackers to cause a denial of service (crash) by aborting authentication without setting a username.
{ "versions": [ { "introduced": "0" }, { "last_affected": "2.2.27" } ] }
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2016-8652.json"