If the system is using LDAP for authentication or account information, the LDAP TLS connection must require the server provide a certificate with a valid trust path to a trusted CA.

From Red Hat Enterprise Linux 5 Security Technical Implementation Guide

Associated with IA controls: DCNR-1

Associated with: CCI-000185

SV-37632r1_rule If the system is using LDAP for authentication or account information, the LDAP TLS connection must require the server provide a certificate with a valid trust path to a trusted CA.

Vulnerability discussion

The NSS LDAP service provides user mappings which are a vital component of system security. Communication between an LDAP server and a host using LDAP for NSS require authentication.

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Fix text

Edit "/etc/ldap.conf" and add or set the "tls_checkpeer" setting to "yes".

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