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Unscored Public exploit CVE-2021-0928 EUVD-2021-3547GHSA-g983-v573-g7jm

In createFromParcel of OutputConfiguration.java, there is a possible parcel serialization/deserialization mismatch due to improper input va…

Published Dec 15, 2021 · Updated Aug 3, 2024 · Assigned by google_android

Platform: Android

Description

In createFromParcel of OutputConfiguration.java, there is a possible parcel serialization/deserialization mismatch due to improper input validation. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-10 Android-11 Android-9Android ID: A-188675581

Affected products

VendorProductAffectedFixed
— Android Android-10 Android-11 Android-9 —

Public exploits

Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.

Third-party code, not reviewed by us. Public PoCs are sometimes fake or contain malware. Read the code first and run it only in an isolated lab, against systems you are authorised to test.

GitHub 1 repository

  • michalbednarski/ReparcelBug2 ★ 128 · Jan 29, 2022

    Writeup and exploit for installed app to system privilege escalation on Android 12 Beta through CVE-2021-0928, a `writeToParcel`/`createFromParcel` serialization mismatch in `OutputConfiguration`

Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.

Advisories 2

References