The TSIG keys used with the BIND 9.x implementation must be group owned by a privileged account.
An XCCDF Rule
Description
<VulnDiscussion>Incorrect ownership of a TSIG key file could allow an adversary to modify the file, thus defeating the security objective.</VulnDiscussion><FalsePositives></FalsePositives><FalseNegatives></FalseNegatives><Documentable>false</Documentable><Mitigations></Mitigations><SeverityOverrideGuidance></SeverityOverrideGuidance><PotentialImpacts></PotentialImpacts><ThirdPartyTools></ThirdPartyTools><MitigationControl></MitigationControl><Responsibility></Responsibility><IAControls></IAControls>
- ID
- SV-207564r612253_rule
- Severity
- Medium
- References
- Updated
Remediation - Manual Procedure
Change the group ownership of the TSIG keys to the named process group.
# chgrp <named_proccess_group> <TSIG_key_file>