MIME types for csh or sh shell programs must be disabled.

Overview

Finding ID	Version	Rule ID	IA Controls	Severity
V-2225	WG370 A22	SV-36309r2_rule		Medium

Description
Users must not be allowed to access the shell programs. Shell programs might execute shell escapes and could then perform unauthorized activities that could damage the security posture of the web server. A shell is a program that serves as the basic interface between the user and the operating system. In this regard, there are shells that are security risks in the context of a web server and shells that are unauthorized in the context of the Security Features User's Guide.

Description

Users must not be allowed to access the shell programs. Shell programs might execute shell escapes and could then perform unauthorized activities that could damage the security posture of the web server. A shell is a program that serves as the basic interface between the user and the operating system. In this regard, there are shells that are security risks in the context of a web server and shells that are unauthorized in the context of the Security Features User's Guide.

STIG	Date
APACHE SERVER 2.2 for Unix Security Technical Implementation Guide	2017-10-02

Details

Check Text ( C-31107r2_chk )
Enter the following commands: grep "Action" /usr/local/apache2/conf/httpd.conf grep "AddHandler" /usr/local/apache2/conf/httpd.conf If either of these exist and they configure /bin/csh, or any other shell as a viewer for documents, this is a finding.

Fix Text (F-26772r1_fix)
Disable MIME types for csh or sh shell programs.