PHTN-67-000020 - The Photon operating system must generate audit records when successful/unsuccessful attempts to access privileges occur - uid 64

Warning! Audit Deprecated

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

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Information

The changing of file permissions could indicate that a user is attempting to gain access to information that would otherwise be disallowed. Auditing DAC modifications can facilitate the identification of patterns of abuse among both authorized and unauthorized users.

Satisfies: SRG-OS-000064-GPOS-00033, SRG-OS-000462-GPOS-00206

Solution

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

-a always,exit -F arch=b64 -S chmod,fchmod,chown,fchown,fchownat,fchmodat -F auid>=1000 -F auid!=4294967295 -k perm_mod
-a always,exit -F arch=b64 -S chmod,fchmod,chown,fchown,lchown,setxattr,lsetxattr,fsetxattr,removexattr,lremovexattr,fremovexattr,fchownat,fchmodat -k perm_mod
-a always,exit -F arch=b32 -S chmod,fchmod,fchown,chown,fchownat,fchmodat -F auid>=1000 -F auid!=4294967295 -k perm_mod
-a always,exit -F arch=b32 -S chmod,lchown,fchmod,fchown,chown,setxattr,lsetxattr,fsetxattr,removexattr,lremovexattr,fremovexattr,fchownat,fchmodat -k perm_mod

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

References: CAT|II, CCI|CCI-000172, Rule-ID|SV-239092r816603_rule, STIG-ID|PHTN-67-000020, Vuln-ID|V-239092

Plugin: Unix

Control ID: 9b13eb5007d138870a9c66777f121ff7ed9cbcfe161f932e58c2409e09cc5479