What is CVE-2020-0473?

CVE-2020-0473 is a medium-severity vulnerability in Google Android, classified under Incorrect Authorization. CVSS score: 4.6/10. Published 2020-12-15.

How severe is CVE-2020-0473?

Medium severity. CVSS v3 base score is 4.6 out of 10.

Auth bypass in Google Android

CVE-2020-0473

In updateIncomingFileConfirmNotification of BluetoothOppNotification.java, there is a possible permissions bypass. This could lead to local escalation of privilege allowing an attacker with physical possession of the device to transfer files to it over Bluetooth, with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11Android ID: A-160691486

Vulnerability class: Broken Access Control

Published 2020-12-15 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 4.6 (Medium). Vector: CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N.

EPSS exploit prediction

EPSS: 0.002 (3.6th percentile), scored 2026-10-01.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 4th percentile — 3.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.001 · newest: 0.002 · change: +0.000

Affected products

Google Android — versions 11.0
Android — versions Android-11

Weakness classification (CWE)

CWE-863 — Incorrect Authorization

References

source.android.com/security/bulletin/pixel/2020-12-01 (Patch, Vendor Advisory)

Frequently asked questions

What is CVE-2020-0473?: CVE-2020-0473 is a medium-severity vulnerability in Google Android, classified under Incorrect Authorization. CVSS score: 4.6/10. Published 2020-12-15.
How severe is CVE-2020-0473?: Medium severity. CVSS v3 base score is 4.6 out of 10.