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Verify Permissions on the Open vSwitch Database Server PID

An XCCDF Rule

Description

To properly set the permissions of /run/openvswitch/ovsdb-server.pid, run the command:

$ sudo chmod 0644 /run/openvswitch/ovsdb-server.pid

Rationale

CNI (Container Network Interface) files consist of a specification and libraries for writing plugins to configure network interfaces in Linux containers, along with a number of supported plugins. Allowing writeable access to the files could allow an attacker to modify the networking configuration potentially adding a rogue network connection.

ID
xccdf_org.ssgproject.content_rule_file_permissions_ovsdb_server_pid
Severity
Medium
References
Updated