STIGQter: STIG Summary: Mozilla Firefox Security Technical Implementation Guide Version: 5 Release: 1 Benchmark Date: 22 Jan 2021:

Network shell protocol is enabled in FireFox.

DISA Rule

SV-223157r612236_rule

Vulnerability Number

V-223157

Group Title

SRG-APP-000141

Rule Version

DTBF105

Severity

CAT II

CCI(s)

• CCI-000381 - The organization configures the information system to provide only essential capabilities.

Weight

10

Fix Recommendation

Procedure: Set the value of "network.protocol-handler.external.shell" to "false" and lock using the Mozilla.cfg file.

Check Contents

Procedure: Open a browser window, type "about:config" in the address bar.

Criteria: If the value of "network.protocol-handler.external.shell" is not "false" or is not locked, then this is a finding.

Vulnerability Number

V-223157

Documentable

False

Rule Version

DTBF105

Severity Override Guidance

Procedure: Open a browser window, type "about:config" in the address bar.

Criteria: If the value of "network.protocol-handler.external.shell" is not "false" or is not locked, then this is a finding.

Check Content Reference

M

Target Key

4097

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