GEN001373 - The /etc/nsswitch.conf file must have mode 0644 or less permissive.

Information

The nsswitch.conf file (or equivalent) configures the source of a variety of system security information including account, group, and host lookups. Malicious changes could prevent the system from functioning or compromise system security.

Solution

Change the mode of the /etc/nsswitch.conf file to 0644 or less permissive.
# chmod 0644 /etc/nsswitch.conf

See Also

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