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The SSH daemon must not allow rhosts RSA authentication.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
|---|---|---|---|---|
| V-22487 | GEN005538 | SV-40396r1_rule | ECSC-1 | Medium |
| Description |
|---|
| If SSH permits rhosts RSA authentication, a user may be able to log in based on the keys of the host originating the request and not any user-specific authentication. |
| STIG | Date |
|---|---|
| Solaris 10 SPARC Security Technical Implementation Guide | 2020-02-26 |
Details
| Check Text ( C-39265r1_chk ) |
|---|
| Check the SSH daemon configuration for the RhostsRSAAuthentication setting. # grep -i RhostsRSAAuthentication /etc/ssh/sshd_config | grep -v '^#' If the setting is set to yes, this is a finding. |
| Fix Text (F-34370r1_fix) |
|---|
| Edit the SSH daemon configuration and change the RhostsRSAAuthentication setting value to no or remove it entirely. |