What is CVE-2021-0380?

CVE-2021-0380 is a high-severity vulnerability in Google Android, classified under Missing Authorization. CVSS score: 7.8/10. Published 2021-03-10.

How severe is CVE-2021-0380?

High severity. CVSS v3 base score is 7.8 out of 10.

Auth bypass in Google Android

CVE-2021-0380

In onReceive of DcTracker.java, there is a possible way to trigger a provisioning URL and modify other telephony settings due to a missing permission check. This could lead to local escalation of privilege during the onboarding flow with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11Android ID: A-172459128

Vulnerability class: Broken Access Control

EPSS: 0.001 (1.7th percentile) — read the EPSS interpretation.

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.

Affected products

Google Android — versions 11.0
N/a Android — versions Android-11

Weakness classification (CWE)

CWE-862 — Missing Authorization

References

security@android.com (Patch, x_refsource_MISC, Vendor Advisory)

Frequently asked questions

What is CVE-2021-0380?: CVE-2021-0380 is a high-severity vulnerability in Google Android, classified under Missing Authorization. CVSS score: 7.8/10. Published 2021-03-10.
How severe is CVE-2021-0380?: High severity. CVSS v3 base score is 7.8 out of 10.