Auth bypass in Google Android

CVE-2023-21123

In multiple functions of multiple files, there is a possible way to bypass the DISALLOW_DEBUGGING_FEATURES restriction for tracing due to a missing permission check. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11 Android-12 Android-12L Android-13Android ID: A-270050064

Vulnerability class: Broken Access Control

Published · last modified .

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.001 (1.0th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 1st percentile — 1.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2023-21123: held from 0.001 to 0.001.

EPSS over last 30 days · oldest: 0.001 · newest: 0.001 · change: +0.000

Affected products

  • Google Android — versions 11.0, 12.0, 12.1
  • Android — versions Android-11 Android-12 Android-12L Android-13

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2023-21123?
CVE-2023-21123 is a high-severity vulnerability in Google Android, classified under Missing Authorization. CVSS score: 7.8/10. Published 2023-06-15.
How severe is CVE-2023-21123?
High severity. CVSS v3 base score is 7.8 out of 10.