What is CVE-2023-20909?

CVE-2023-20909 is a medium-severity vulnerability in Google Android, classified under Missing Authorization. CVSS score: 5.5/10. Published 2023-04-19.

How severe is CVE-2023-20909?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Is CVE-2023-20909 known to be exploited?

4 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Auth bypass in Google Android

CVE-2023-20909

In multiple functions of RunningTasks.java, there is a possible privilege escalation due to a missing privilege check. This could lead to local information disclosure 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-243130512

Vulnerability class: Broken Access Control

EPSS: 0.002 (7.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.

Affected products

Google Android — versions 11.0, 12.0, 12.1
N/a Android — versions Android-11 Android-12 Android-12L Android-13

Weakness classification (CWE)

CWE-862 — Missing Authorization

Public proof-of-concept exploits

References

security@android.com (Vendor Advisory)

Frequently asked questions

What is CVE-2023-20909?: CVE-2023-20909 is a medium-severity vulnerability in Google Android, classified under Missing Authorization. CVSS score: 5.5/10. Published 2023-04-19.
How severe is CVE-2023-20909?: Medium severity. CVSS v3 base score is 5.5 out of 10.
Is CVE-2023-20909 known to be exploited?: 4 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.