RHEL 9 must prevent special devices on file systems that are used with removable media.
An XCCDF Rule
Description
<VulnDiscussion>The "nodev" mount option causes the system not to interpret character or block special devices. Executing character or blocking special devices from untrusted file systems increases the opportunity for nonprivileged users to attain unauthorized administrative access.</VulnDiscussion><FalsePositives></FalsePositives><FalseNegatives></FalseNegatives><Documentable>false</Documentable><Mitigations></Mitigations><SeverityOverrideGuidance></SeverityOverrideGuidance><PotentialImpacts></PotentialImpacts><ThirdPartyTools></ThirdPartyTools><MitigationControl></MitigationControl><Responsibility></Responsibility><IAControls></IAControls>
- ID
- SV-257858r991589_rule
- Severity
- Medium
- References
- Updated
Remediation - Manual Procedure
Configure the "/etc/fstab" to use the "nodev" option on file systems that are associated with removable media.