sysplant.sys in the Manager component in Symantec Endpoint Protection (SEP) before 12.1.6 allows local users to cause a denial of service (blocked system shutdown) by triggering an unspecified deadlock condition.
http://www.symantec.com/security_response/securityupdates/detail.jsp?fid=security_advisory&pvid=security_advisory&year=&suid=20150617_00
http://www.securitytracker.com/id/1032616
http://www.securityfocus.com/bid/75202
Source: Mitre, NVD
Published: 2015-09-20
Updated: 2017-09-23
Base Score: 4.9
Vector: CVSS2#AV:L/AC:L/Au:N/C:N/I:N/A:C
Severity: Medium
Base Score: 5.5
Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H