AIX must prevent the use of dictionary words for passwords.
An XCCDF Rule
Description
<VulnDiscussion>If the operating system allows the user to select passwords based on dictionary words, then this increases the chances of password compromise by increasing the opportunity for successful guesses and brute-force attacks.</VulnDiscussion><FalsePositives></FalsePositives><FalseNegatives></FalseNegatives><Documentable>false</Documentable><Mitigations></Mitigations><SeverityOverrideGuidance></SeverityOverrideGuidance><PotentialImpacts></PotentialImpacts><ThirdPartyTools></ThirdPartyTools><MitigationControl></MitigationControl><Responsibility></Responsibility><IAControls></IAControls>
- ID
- SV-215229r508663_rule
- Severity
- Medium
- References
- Updated
Remediation - Manual Procedure
From the command prompt, run the following command to set "dictionlist" attribute for the default stanza in "/etc/security/user":
# chsec -f /etc/security/user -s default -a dictionlist="/etc/security/ice/dictionary/English"
From the command prompt, run the following command to set "dictionlist" attribute for users who have an empty "dictionlist" attribute:
# chsec -f /etc/security/user -s [user_name] -a dictionlist="/etc/security/ice/dictionary/English"