GEN001780 - Global initialization files must contain the mesg -n or mesg n commands.

Information

If the mesg -n or mesg n command is not placed into the system profile, messaging can be used to cause a Denial of Service attack.

Solution

Edit /etc/profile or another global initialization script and add the mesg -n command.

See Also

https://iasecontent.disa.mil/stigs/zip/U_AIX_6-1_V1R14_STIG.zip