Adobe Reader DC must block Flash Content.

Severity
Group ID
Group Title
Version
Rule ID
Date
STIG Version
mediumV-213175SRG-APP-000112ARDC-CN-000045SV-213175r395811_rule2021-06-222
Description
Flash content is commonly hosted on a web page, but it can also be embedded in PDF and other documents. Flash could be used to surreptitious install malware on the end-users computer. Flash Content restricts Adobe Reader DC not to play Flash content within a PDF. Satisfies: SRG-APP-000112, SRG-APP-000206, SRG-APP-000207, SRG-APP-000209, SRG-APP-000210
ℹ️ Check
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: bEnableFlash Type: REG_DWORD Value: 0 If the value for bEnableFlash is not set to “0” and Type configured to REG_DWORD or does not exist, then this is a finding.
✔️ Fix
Configure the following registry value: Registry Hive: HKEY_LOCAL_MACHINE Registry Path: \Software\Policies\Adobe\Acrobat Reader\DC\FeatureLockDown Value Name: bEnableFlash Type: REG_DWORD Value: 0