If sendmail is not required on AIX, the sendmail service must be disabled.

Overview

Finding IDVersionRule IDIA ControlsSeverity
V-215353AIX7-00-003047SV-215353r958478_ruleCCI-000381medium
Description
The sendmail service has many historical vulnerabilities and, where possible, should be disabled. If the system is not required to operate as a mail server i.e. sending, receiving or processing e-mail, disable the sendmail daemon.
STIGDate
IBM AIX 7.x Security Technical Implementation Guide2024-08-16

Related Frameworks

3 paths across 3 frameworks
NIST 800-531 mapping
CM-7
1.00
  • DISA · 3 · disa_xccdf · related
  • DISA · 2025-01-23 · disa_cci_list · equivalent
NIST 800-1711 mapping
3.4.6
1.00
  • DISA · 3 · disa_xccdf · related
  • DISA · 2025-01-23 · disa_cci_list · equivalent
  • NIST · Rev 2 (Feb 2020, errata Jan 2021) · nist_800_171_app_d · equivalent
CCI1 mapping
CCI-000381
1.00
  • DISA · 3 · disa_xccdf · related

Details

Check Text (C-215353r958478_chk)

From the command prompt, execute the following command: # grep "^start[[:blank:]]/usr/lib/sendmail" /etc/rc.tcpip If the above command produces any output, this is a finding.

Fix Text (F-16549r294511_fix)

In "/etc/rc.tcpip", comment out the "sendmail" entry by running command: # chrctcp -d sendmail