Finding ID | Version | Rule ID | IA Controls | Severity |
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V-221667 | OL07-00-010118 | SV-221667r603260_rule | Medium |
Description |
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Pluggable authentication modules (PAM) allow for a modular approach to integrating authentication methods. PAM operates in a top-down processing model and if the modules are not listed in the correct order, an important security function could be bypassed if stack entries are not centralized. |
STIG | Date |
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Oracle Linux 7 Security Technical Implementation Guide | 2023-12-01 |
Check Text ( C-23382r419073_chk ) |
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Verify that /etc/pam.d/passwd is configured to use /etc/pam.d/system-auth when changing passwords: # cat /etc/pam.d/passwd | grep -i substack | grep -i system-auth password substack system-auth If no results are returned, the line is commented out, this is a finding. |
Fix Text (F-23371r419074_fix) |
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Configure PAM to utilize /etc/pam.d/system-auth when changing passwords. Add the following line to "/etc/pam.d/passwd" (or modify the line to have the required value): password substack system-auth |