PHTN-67-000045 - The Photon operating system must audit all account modifications - passwd

Information

Once an attacker establishes access to a system, the attacker often attempts to create a persistent method of reestablishing access. One way to accomplish this is for the attacker to modify an existing account. Auditing account modification actions provides logging that can be used for forensic purposes.

Satisfies: SRG-OS-000239-GPOS-00089, SRG-OS-000303-GPOS-00120, SRG-OS-000304-GPOS-00121

Solution

Open /etc/audit/rules.d/audit.STIG.rules with a text editor and add the following lines:

-w /etc/passwd -p wa -k passwd
-w /etc/shadow -p wa -k shadow
-w /etc/group -p wa -k group
-w /etc/gshadow -p wa -k gshadow

At the command line, execute the following command:

# /sbin/augenrules --load

See Also

https://dl.dod.cyber.mil/wp-content/uploads/stigs/zip/U_VMW_vSphere_6-7_Y22M04_STIG.zip

Item Details

Category: ACCESS CONTROL

References: 800-53|AC-2(4), CAT|II, CCI|CCI-001403, CCI|CCI-002130, CCI|CCI-002132, Rule-ID|SV-239116r816628_rule, STIG-ID|PHTN-67-000045, Vuln-ID|V-239116

Plugin: Unix

Control ID: 6bb6ae9a98a4b7727f2f6271695d8ee0af10261c37b776ee4fb34e568cdc2522