PT-2021-13161 · Google · Android

Published 2021-06-01 · Updated 2023-08-08 · CVE-2021-0511

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions: Android versions Android-9 through Android-11

Description: The issue is related to improper input validation in Dex2oat of dex2oat.cc, allowing for possible bytecode injection into an app. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not required for exploitation.

Recommendations: For Android versions Android-9 through Android-11, update to a version that includes the fix for this issue to prevent local escalation of privilege.

Fix

RCE

Weakness Enumeration

CWE-20

Related Identifiers

ASB-A-178055795

CVE-2021-0511

Affected Products

Android

References · 7

• https://nvd.nist.gov/vuln/detail/CVE-2021-0511 · Security Note
• https://source.android.com/security/bulletin/2021-06-01 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2021-0511 · Vendor Advisory
• https://osv.dev/vulnerability/ASB-A-178055795 · Vendor Advisory
• https://android.googlesource.com/platform/art/+/2c4ee9b7ff3a8ce17ba4e0cfd841eb2027d51619 · Note
• https://android.googlesource.com/platform/art/+/7c7cae75a80eece7cf009ea12da644ea7c893c1d · Note
• https://android.googlesource.com/platform/art/+/c802c3713270b363240dc48409a66c5c35601281 · Note