microg / microg/GmsCore

PayPal crashes on security challenge

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#1,435 10 comments 0 reactions 0 assignees View on GitHub

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Dominant language
Java
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Avg merge
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Merged PRs (30d)
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Description

Affected app
Name: PayPal
Package id:

Describe the bug
After install, I enter my username and password, and then PayPal briefly shows a security challenge and then crashes.

To Reproduce
Steps to reproduce the behavior:

  1. Launch PayPal
  2. Enter username and password
  3. Hit login button
  4. Security challenge comes up, app goes back to username/password screen and then
    alogcat.2021-04-03-22-09-02+0200[1].txt

crashes.

Expected behavior
App gives you the chance to enter something in the security challenge and then make a payment.

Screenshots
If applicable, add screenshots to help explain your problem.

System
Android Version: 10
Custom ROM:lineage-17.1-20210328-microG-guacamole

microG
microG Core version: 0.2.18.204714
microG Self-Check results: All ticked

Additional context
-- fresh install of LIneageOS
-- PayPal app installed from aurora
-- Magisk v22 used to hide root (magiskhide)

Contributor guide

No contributing guide indexed for this repository

First steps

  1. Read the whole issue, then the project's contributing guide.
  2. Comment on the issue to say you are picking it up — it saves two people doing the same work.
  3. Fork the repository and make your change on a branch.
  4. Open a pull request that references the issue number.

Research direction

Start by reproducing the PayPal login flow on Android 10 with the listed microG and LineageOS versions, then inspect the attached alogcat file around the security challenge crash. Done means the challenge remains usable and the app no longer returns to the credentials screen or crashes.

Written by the indexing model from the issue text.

Assessment

Tech stack
android, java
Domain
authentication, mobile
Issue type
Bug
Difficulty
4/5
Estimated time
3-5 days
Activity status
Stale
Clarity
Needs clarification
Newbie friendliness
25/100

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