rpc.pcnfsd in HP gives remote root access by changing the permissions on the main printer spool directory.
http://www1.itrc.hp.com/service/cki/docDisplay.do?docId=HPSBUX9902-091
http://www.ciac.org/ciac/bulletins/j-026.shtml
Source: Mitre, NVD
Published: 1999-02-10
Updated: 2013-09-03
Base Score: 9.3
Vector: CVSS2#AV:N/AC:M/Au:N/C:C/I:C/A:C
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