Details

The sysctl.conf file specifies the values for kernel parameters to be set on boot. These settings can affect the system’s security.

Solution

Remove the extended ACL from the file.
# setfacl –remove-all /etc/sysctl.conf

Supportive Information

The following resource is also helpful.

• http://iasecontent.disa.mil/stigs/zip/U_RedHat_5_V1R18_STIG.zip

This security hardening control applies to the following category of controls within NIST 800-53: Access Control.This control applies to the following type of system Unix.

References

• 800-53|AC-6
• CAT|II
• CCI|CCI-000225
• Group-ID|V-22596
• Rule-ID|SV-26999r1_rule
• STIG-ID|GEN000000-LNX00530
• Vuln-ID|V-22596

Source

• Tenable.com/audits