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Global initialization files must contain the mesg -n or mesg n commands.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
|---|---|---|---|---|
| V-825 | GEN001780 | SV-38893r1_rule | ECSC-1 | Low |
| Description |
|---|
| 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. |
| STIG | Date |
|---|---|
| AIX 5.3 Security Technical Implementation Guide | 2012-05-25 |
Details
| Check Text ( C-37164r1_chk ) |
|---|
| Check global initialization files for the presence of mesg -n or mesg n. Procedure: # grep "mesg" /etc/.login /etc/profile /etc/bashrc /etc/environment /etc/security/environ /etc/security/.profile /etc/csh.login /etc/csh.cshrc If no global initialization files contain mesg -n or mesg n, this is a finding. |
| Fix Text (F-979r2_fix) |
|---|
| Edit /etc/profile or another global initialization script and add the mesg -n command. |