Open Bug 1802594 Opened 3 years ago Updated 2 years ago

Share, copy and paste crashes DoS

Categories

(Focus :: General, defect)

All
Android
defect

Tracking

(Not tracked)

People

(Reporter: cpeterson, Unassigned)

Details

From github: https://github.com/mozilla-mobile/focus-android/issues/8056.

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Mozilla firefox focus and Nightly for Android remote crash DoS
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Mozilla Firefox, Focus and Nightly
For Android Remote Crash Dos
Vulnerability.
Last update: 18/11/2022

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Description
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A vulnerability is present in the way that Mozilla for Android mobile products manage the clipboard and handle excepcions.

A evil site can take profit from software excepcions to do a crash in the app or to deny access to clipboard and cause a crash resulting in lost of available information that not save.

If we close the app and clear cache etc, we have the same situation a crash or a Dos that Tdo a crash. :)

The vulnerability interact with parts of Android system like open links in app, and sharing functions.

It's a of different error messages that the app can't handle or programmer store remote data in parcels, or how store data in clipboard and how process it.

Multiple app are vulnerable to this style attack resulting in a lost of data, DoS to application, crash aplicattion or DoS to functions or application or dead browser treat activity and force user to close App.

We can abuse parcels errors in

TransactionTooLargeException

DeadSystemException

Wen can abuse open in app or sharing functions or clipboard functions in

TransactionTooLargeException

DeadSystemException

ClipboardManager

content.ClipboardManager.getPrimaryClip

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Versions afected:
################

Mozilla firefox

107.1.0 Build #2015915067
106.1.0 built 2015907747
105.2.0 built 2015907747

Mozilla Nightly

107.0a1
built 2015909163
built 2015909131
built 2015915115

108.0a1
built 2015912339
built 2015913675

109.0a1
Build 2015916075

Mozilla Focus

105.0.2
built 362762015

107.1.0
Built 363142253

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Related bugs in other apps

https://bugs.chromium.org/p/chromium/issues/detail?id=1385502

Posible related bug

https://github.com/mozilla-mobile/android-components/issues/12804

Tested on

Android 9, 10, 11, 12 and continue testing

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Timelime
###############

Discovered 28-08-2022
Vendor notify :
Released 12-10-2022
Last update 18-11-2022
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No more details at this time.

Exploit available.

I update this advisore in few days with more information.

################ €nd ####################

--
atentamente:
Lostmon (lostmon@gmail.com)
Web-Blog: http://lostmon.blogspot.com/
Google group: http://groups.google.com/group/lostmon (new)

La curiosidad es lo que hace mover la mente...

Change performed by the Move to Bugzilla add-on.

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:cpeterson, could you have a look please?

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Flags: needinfo?(cpeterson)
Severity: -- → S3
Flags: needinfo?(cpeterson)
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