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The Transparent Inter-Process Communication (TIPC) protocol must be disabled or not installed.


Overview

Finding ID Version Rule ID IA Controls Severity
V-22533 GEN007540 SV-26902r1_rule ECSC-1 Medium
Description
The Transparent Inter-Process Communication (TIPC) protocol is a relatively new cluster communications protocol developed by Ericsson. Binding this protocol to the network stack increases the attack surface of the host. Unprivileged local processes may be able to cause the kernel to dynamically load a protocol handler by opening a socket using the protocol.
STIG Date
SOLARIS 10 X86 SECURITY TECHNICAL IMPLEMENTATION GUIDE 2018-04-10

Details

Check Text ( C-27858r1_chk )
Verify the TIPC protocol handler package is not installed.
# pkginfo | grep SUNWtipc
If the TIPC protocol handler package is not installed, this is not a finding

Verify the TIPC protocol handler is prevented from dynamic loading.
# grep "exclude: tipc" /etc/system
If no result is returned, this is a finding.
Fix Text (F-24146r1_fix)
Remove the TIPC protocol handler package.
# pkgrm SUNWtipc

OR

Prevent the TIPC protocol handler from dynamic loading.
# echo "exclude: tipc" >> /etc/system