What is CVE-2020-0437?

CVE-2020-0437 is a medium-severity vulnerability in Google Android, classified under Missing Authorization. CVSS score: 5.5/10. Published 2020-11-10.

How severe is CVE-2020-0437?

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

Is CVE-2020-0437 known to be exploited?

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

Auth bypass in Google Android

CVE-2020-0437

In CellBroadcastReceiver's intent handlers, there is a possible denial of service due to a missing permission check. This could lead to local denial of service of emergency alerts with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-8.0 Android-8.1 Android-9 Android-10 Android-11Android ID: A-162741784

Vulnerability class: Broken Access Control

EPSS: 0.001 (4.0th 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:N/I:N/A:H.

Affected products

Google Android — versions 8.0, 8.1, 9.0
N/a Android — versions Android-8.0 Android-8.1 Android-9 Android-10 Android-11

Weakness classification (CWE)

CWE-862 — Missing Authorization

Public proof-of-concept exploits

TinyNiko/android_

References

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

Frequently asked questions

What is CVE-2020-0437?: CVE-2020-0437 is a medium-severity vulnerability in Google Android, classified under Missing Authorization. CVSS score: 5.5/10. Published 2020-11-10.
How severe is CVE-2020-0437?: Medium severity. CVSS v3 base score is 5.5 out of 10.
Is CVE-2020-0437 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.