STIGQter: STIG Summary: Adobe Acrobat Reader DC Continuous Track Security Technical Implementation Guide Version: 1 Release: 6 Benchmark Date: 26 Jul 2019:

Adobe Reader DC must disable the ability to change the Default Handler.

DISA Rule

SV-79425r1_rule

Vulnerability Number

V-64935

Group Title

SRG-APP-000133

Rule Version

ARDC-CN-000050

Severity

CAT III

CCI(s)

• CCI-001499 - The organization limits privileges to change software resident within software libraries.

Weight

10

Fix Recommendation

Configure the following registry value:

Registry Hive: HKEY_LOCAL_MACHINE
Registry Path: \Software\Policies\Adobe\Acrobat Reader\DC\FeatureLockDown

Value Name: bDisablePDFHandlerSwitching
Type: REG_DWORD
Value: 1

Check Contents

Verify the following registry configuration:

Utilizing the Registry Editor, navigate to the following: HKEY_LOCAL_MACHINE\Software\Policies\Adobe\Acrobat Reader\DC\FeatureLockDown

Value Name: bDisablePDFHandlerSwitching
Type: REG_DWORD
Value: 1

If the value for bDisablePDFHandlerSwitching is not set to “1” and Type configured to REG_DWORD or does not exist, then this is a finding.

Vulnerability Number

V-64935

Documentable

False

Rule Version

ARDC-CN-000050

Severity Override Guidance

Verify the following registry configuration:

Utilizing the Registry Editor, navigate to the following: HKEY_LOCAL_MACHINE\Software\Policies\Adobe\Acrobat Reader\DC\FeatureLockDown

Value Name: bDisablePDFHandlerSwitching
Type: REG_DWORD
Value: 1

If the value for bDisablePDFHandlerSwitching is not set to “1” and Type configured to REG_DWORD or does not exist, then this is a finding.

Check Content Reference

M

Target Key

2897

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