VMware ESX 3 Server

The VMware ESX 3 Server (V1 R2) has 630 STIG checks. New to STIG checklists? Read What is a STIG checklist?, CKL vs CKLB, and STIG vs SCAP benchmark.

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Severity

Version

V1 · R2

CurrentPublished Fri Jul 22 2016

The SSH daemon must not accept environment variables from the client or must only accept those pertaining to locale.

VMware ESX 3 Server

Assessment Title

Rule Text

The SSH daemon must not accept environment variables from the client or must only accept those pertaining to locale.

Description

Discussion Text

Environment variables can be used to change the behavior of remote sessions and should be limited. Locale environment variables specify the language, character set, and other features modifying the operation of software to match the user's preferences.

New to STIG checklists? Read What is a STIG checklist? and CKL vs CKLB.

Objective

V-22477

Rule

SV-26771r1_rule

Severity

low

Rule Version

GEN005528

Documentable

false

IA Controls

NIST SP 800-53

Rev 5

Assessment Procedure

Check Text

Check the SSH daemon configuration for the AcceptEnv setting.
# grep -i AcceptEnv /etc/ssh/sshd_config | grep -v '^#' 
If any line is returned other than those permitting LOCALE or LC_* environment variables, this is a finding.

Implementation Procedure

Fix Text

Edit the SSH daemon configuration and remove (or edit) the AcceptEnv setting(s) to only accept LOCALE or LC_* environment variables.

STIG check 308 of 630 in the VMware ESX 3 Server STIG checklist

← Previous · V-22475The SSH daemon must not permit Kerberos authentication unless needed.Next · V-22478 →The SSH client must not send environment variables to the server or must only send those pertaining to locale.