GEN002640 - Default system accounts must be disabled or removed.

Information

Vendor accounts and software may contain backdoors allowing unauthorized access to the system. These backdoors are common knowledge and present a threat to system security if the account is not disabled.

Solution

Lock the default system account(s).
# chuser account_locked=true <user>

See Also

http://iasecontent.disa.mil/stigs/zip/U_STIG_Library_2015_07.zip