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The Lookup Service must not show directory listings.


Overview

Finding ID Version Rule ID IA Controls Severity
V-256727 VCLU-70-000022 SV-256727r888772_rule Medium
Description
Enumeration techniques, such as URL parameter manipulation, rely on being able to obtain information about the web server's directory structure by locating directories without default pages. In this scenario, the web server will display to the user a listing of the files in the directory being accessed. Ensuring that directory listing is disabled is one approach to mitigating the vulnerability. In Tomcat, directory listing is disabled by default but can be enabled via the "listings" parameter. Ensure this node is not present to have the default effect.
STIG Date
VMware vSphere 7.0 vCenter Appliance Lookup Service Security Technical Implementation Guide 2023-06-15

Details

Check Text ( C-60402r888770_chk )
At the command prompt, run the following command:

# xmllint --format /usr/lib/vmware-lookupsvc/conf/web.xml | sed 's/xmlns=".*"//g' | xmllint --xpath '//param-name[text()="listings"]/..' -

Expected result:


listings
false


If the output of the command does not match the expected result, this is a finding.
Fix Text (F-60345r888771_fix)
Navigate to and open:

/usr/lib/vmware-lookupsvc/conf/web.xml

Set the to "false" in all listing nodes.

The setting should look like the following:


listings
false


Restart the service with the following command:

# vmon-cli --restart lookupsvc