Detections
Analytics

4.1.5 Ensure events that modify user/group information are collected - '/etc/gshadow'

Warning! Audit Deprecated

This audit has been deprecated and will be removed in a future update.

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Information

Unexpected changes to these files could be an indication that the system has been compromised and that an unauthorized user is attempting to hide their activities or compromise additional accounts.

Solution

Add the following lines to the /etc/audit/audit.rules file:
 -w /etc/group -p wa -k identity
 -w /etc/passwd -p wa -k identity
 -w /etc/gshadow -p wa -k identity
 -w /etc/shadow -p wa -k identity
 -w /etc/security/opasswd -p wa -k identity

See Also

https://workbench.cisecurity.org/files/1859

Item Details

Category: AUDIT AND ACCOUNTABILITY

References: 800-53|AU-12, CSCv6|5.4

Plugin: Unix

Control ID: e4e255cd4b9a1e4e235510bfdc117866cb029510faa6deeb755e633da8c8243f