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

Firefox Development Tools Must Be Disabled.

DISA Rule

SV-223169r612236_rule

Vulnerability Number

V-223169

Group Title

SRG-APP-000266

Rule Version

DTBF195

Severity

CAT III

CCI(s)

• CCI-001312 - The information system generates error messages that provide information necessary for corrective actions without revealing information that could be exploited by adversaries.

Weight

10

Fix Recommendation

Set the value of "devtools.policy.disabled" to "true" using the Mozilla.cfg file, or the registry value of HKLM\Software\Policies\Mozilla\Firefox\DisableDeveloperTools to “1”

Check Contents

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

Criteria: If the value of "devtools.policy.disabled" is not "true", then this is a finding.

Vulnerability Number

V-223169

Documentable

False

Rule Version

DTBF195

Severity Override Guidance

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

Criteria: If the value of "devtools.policy.disabled" is not "true", then this is a finding.

Check Content Reference

M

Target Key

4097

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