Emerson DeltaV 10.3.1, 11.3, 11.3.1, and 12.3 uses hardcoded credentials for diagnostic services, which allows remote attackers to bypass intended access restrictions via a TCP session, as demonstrated by a session that uses the telnet program.
http://ics-cert.us-cert.gov/advisories/ICSA-14-133-02
Source: Mitre, NVD
Published: 2014-05-22
Updated: 2014-05-23
Base Score: 7.5
Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P
Severity: High
Base Score: 9.8
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Severity: Critical