Imate Webmail Server 2.5 allows remote attackers to cause a denial of service via a long HELO command.
https://exchange.xforce.ibmcloud.com/vulnerabilities/4586
http://www.securityfocus.com/bid/1286
http://marc.info/?l=bugtraq&m=95990195708509&w=2
Source: Mitre, NVD
Published: 2000-06-01
Updated: 2017-10-10
Base Score: 5
Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:P
Severity: Medium
Base Score: 7.5
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Severity: High