Check: RHEL-08-010385
RHEL 8 STIG:
RHEL-08-010385
(in versions v2 r1 through v1 r5)
Title
The RHEL 8 operating system must not be configured to bypass password requirements for privilege escalation. (Cat II impact)
Discussion
Without re-authentication, users may access resources or perform tasks for which they do not have authorization. When operating systems provide the capability to escalate a functional capability, it is critical the user re-authenticate. Satisfies: SRG-OS-000373-GPOS-00156, SRG-OS-000373-GPOS-00157, SRG-OS-000373-GPOS-00158
Check Content
Verify the operating system is not be configured to bypass password requirements for privilege escalation. Check the configuration of the "/etc/pam.d/sudo" file with the following command: $ sudo grep pam_succeed_if /etc/pam.d/sudo If any occurrences of "pam_succeed_if" is returned from the command, this is a finding.
Fix Text
Configure the operating system to require users to supply a password for privilege escalation. Check the configuration of the "/etc/ pam.d/sudo" file with the following command: $ sudo vi /etc/pam.d/sudo Remove any occurrences of "pam_succeed_if" in the file.
Additional Identifiers
Rule ID: SV-251712r1017383_rule
Vulnerability ID: V-251712
Group Title: SRG-OS-000373-GPOS-00156
Expert Comments
CCIs
| Number | Definition |
|---|---|
| CCI-002038 |
The organization requires users to reauthenticate upon organization-defined circumstances or situations requiring reauthentication. |
| CCI-004895 |
Permit users to invoke the trusted communications path for communications between the user and the organization-defined security functions, including at a minimum, authentication and re-authentication. |
Controls
| Number | Title |
|---|---|
| IA-11 |
Re-authentication |