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The ESXi host Secure Shell (SSH) daemon must ignore ".rhosts" files.

Overview

Finding IDVersionRule IDIA ControlsSeverity
V-256385ESXI-70-000012SV-256385r984206_ruleCCI-000767medium
Description
SSH trust relationships mean a compromise on one host can allow an attacker to move trivially to other hosts. SSH can emulate the behavior of the obsolete "rsh" command in allowing users to enable insecure access to their accounts via ".rhosts" files.
STIGDate
VMware vSphere 7.0 ESXi Security Technical Implementation Guide2025-02-11

Related Frameworks

1 mapping across 3 frameworks
NIST 800-530 mappings

No source states a mapping between these directly.

Also reachable in 2 hops (38) derived by us, not asserted by any source

Each of these is a route we composed by chaining published mappings. No publisher states a relationship between the two endpoints.

AC-11Device Lock
1.00
AC-11(1)Pattern-hiding Displays
1.00
AC-2(1)Automated System Account Management
1.00
AC-2(10)Shared and Group Account Credential Change
1.00
AC-2(11)Usage Conditions
1.00
AC-2(2)Automated Temporary and Emergency Account Management
1.00
AC-2(3)Disable Accounts
1.00
AC-2(4)Automated Audit Actions
1.00
AC-3Access Enforcement
1.00
AC-7Unsuccessful Logon Attempts
1.00

+28 more (top 10 by confidence shown)

NIST 800-1710 mappings

No source states a mapping between these directly.

Also reachable in 3 hops (1) derived by us, not asserted by any source

Each of these is a route we composed by chaining published mappings. No publisher states a relationship between the two endpoints.

3.5.3
1.00
CCI1 mapping
CCI-000767
1.00

Details

Check Text (C-256385r984206_chk)

From an ESXi shell, run the following command: # /usr/lib/vmware/openssh/bin/sshd -T|grep ignorerhosts Expected result: ignorerhosts yes If the output does not match the expected result, this is a finding.

Fix Text (F-60003r918908_fix)

From an ESXi shell, add or correct the following line in "/etc/ssh/sshd_config": IgnoreRhosts yes