Finding ID | Version | Rule ID | IA Controls | Severity |
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V-239154 | PHTN-67-000083 | SV-239154r675270_rule | Medium |
Description |
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GSSAPI authentication is used to provide additional authentication mechanisms to applications. Allowing GSSAPI authentication through SSH exposes the system’s GSSAPI to remote hosts, increasing the attack surface of the system. |
STIG | Date |
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VMware vSphere 6.7 Photon OS Security Technical Implementation Guide | 2022-01-03 |
Check Text ( C-42365r675268_chk ) |
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At the command line, execute the following command: # sshd -T|&grep -i GSSAPIAuthentication Expected result: GSSAPIAuthentication no If the output does not match the expected result, this is a finding. |
Fix Text (F-42324r675269_fix) |
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Open /etc/ssh/sshd_config with a text editor. Ensure that the "GSSAPIAuthentication" line is uncommented and set to the following: GSSAPIAuthentication no At the command line, execute the following command: # service sshd reload |