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Add nosuid Option to /var

An XCCDF Rule

Description

The nosuid mount option can be used to prevent execution of setuid programs in /var. The SUID and SGID permissions should not be required for this directory. Add the nosuid option to the list of Options in the systemd.mount unit that controls mounting of /var.

Rationale

The presence of SUID and SGID executables should be tightly controlled.

ID
xccdf_org.ssgproject.content_rule_mount_option_var_nosuid
Severity
Medium
References
Updated