What is CVE-2023-21144?

CVE-2023-21144 is a high-severity vulnerability in Google Android, classified under Allocation of Resources Without Limits or Throttling. CVSS score: 7.5/10. Published 2023-06-15.

How severe is CVE-2023-21144?

High severity. CVSS v3 base score is 7.5 out of 10.

Is CVE-2023-21144 known to be exploited?

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

Resource exhaustion in Google Android

CVE-2023-21144

In doInBackground of NotificationContentInflater.java, there is a possible temporary denial or service due to long running operations. This could lead to remote denial of service 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-252766417

EPSS: 0.007 (50.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

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-770 — Allocation of Resources Without Limits or Throttling

Public proof-of-concept exploits

References

security@android.com (Patch, Vendor Advisory)

Frequently asked questions

What is CVE-2023-21144?: CVE-2023-21144 is a high-severity vulnerability in Google Android, classified under Allocation of Resources Without Limits or Throttling. CVSS score: 7.5/10. Published 2023-06-15.
How severe is CVE-2023-21144?: High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2023-21144 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.