STIGQter: STIG Summary: Microsoft Internet Explorer 11 Security Technical Implementation Guide Version: 1 Release: 19 Benchmark Date: 24 Jul 2020:

Prevent ignoring certificate errors option must be enabled.

DISA Rule

SV-79207r2_rule

Vulnerability Number

V-64717

Group Title

DTBI1075-IE11-Prevent Ignoring Certificate Errors

Rule Version

DTBI1075-IE11

Severity

CAT II

CCI(s)

• CCI-002470 - The information system only allows the use of organization-defined certificate authorities for verification of the establishment of protected sessions.

Weight

10

Fix Recommendation

Set the policy value for Computer Configuration >> Administrative Templates >> Windows Components >> Internet Explorer >> Internet Control Panel >> ”Prevent ignoring certificate errors” to ”Enabled”.

Check Contents

The policy value for Computer Configuration >> Administrative Templates >> Windows Components >> Internet Explorer >> Internet Control Panel >> ”Prevent ignoring certificate errors” must be ”Enabled”.

Procedure: Use the Windows Registry Editor to navigate to the following key: HKLM\Software\Policies\Microsoft\Windows\CurrentVersion\Internet Settings.

Criteria: If the value "PreventIgnoreCertErrors" is REG_DWORD = 1, this is not a finding.

Vulnerability Number

V-64717

Documentable

False

Rule Version

DTBI1075-IE11

Severity Override Guidance

The policy value for Computer Configuration >> Administrative Templates >> Windows Components >> Internet Explorer >> Internet Control Panel >> ”Prevent ignoring certificate errors” must be ”Enabled”.

Procedure: Use the Windows Registry Editor to navigate to the following key: HKLM\Software\Policies\Microsoft\Windows\CurrentVersion\Internet Settings.

Criteria: If the value "PreventIgnoreCertErrors" is REG_DWORD = 1, this is not a finding.

Check Content Reference

M

Target Key

2589

Comments