1899479 - DLP scan occurs when pasting copied images from the computer to Imgur

Status: RESOLVED INVALID

(Firefox :: Data Loss Prevention, defect)

Description

[Alexandru Trif, Desktop Test Engineering [:atrif]]

Attachment: dlp_1.gif

Found in

• 128.0a1 (2024-05-28)

Affected versions

• 128.0a1 (2024-05-28)

Tested platforms

• Affected platforms: Windows 10x64, Windows 11
• Unaffected platforms: Ubuntu 23, macOS

Preconditions

• Download the DLP test assets from https://drive.google.com/file/d/1yjqVRuxdKV3WnO7D2wzMgDXBuYBxUgVw/view
• Create a distribution folder inside the Firefox folder and paste the policies-1.json to it and then rename it to policies.json
• run the DLP agent in CMD using: .\content_analysis_sdk_agent.exe --user --toblock=.\d{3}-?\d{2}-?\d{4}. --towarn=.warn. --delays=10

Steps to reproduce

1. Copy an image from computer (r-click image in the explorer and then select copy)
2. Paste the image to https://imgur.com/ using Ctrl+ V.

Expected result

• No DLP scan occurs.

Actual result

• DLP scan occurs.

Regression range

• Not a regression. New implementation.

Additional notes

• Attached a screen recording.
• This applies when pasting or uploading the file types like .exe, .zip, etc.
• If the DLP agent is not running the image cannot be pasted.

Comment 1

[Greg Stoll :gstoll]

My apologies - I think I gave incorrect information about this. We do expect this to go through DLP because it's treated like uploading a file from disk.