Auth bypass in Google Android

CVE-2021-1037

The broadcast that DevicePickerFragment sends when a new device is paired doesn't have any permission checks, so any app can register to listen for it. This lets apps keep track of what devices are paired without requesting BLUETOOTH permissions.Product: AndroidVersions: Android-10 Android-11 Android-12 Android-9Android ID: A-162951906

Vulnerability class: Broken Access Control

Published · last modified .

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

EPSS exploit prediction

EPSS: 0.003 (22.1th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 22nd percentile — 22.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2021-1037: held from 0.003 to 0.003.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000

Affected products

  • Google Android — versions 9.0, 10.0, 11.0
  • Android — versions Android-10 Android-11 Android-12 Android-9

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2021-1037?
CVE-2021-1037 is a medium-severity vulnerability in Google Android, classified under Missing Authorization. CVSS score: 5.3/10. Published 2022-01-14.
How severe is CVE-2021-1037?
Medium severity. CVSS v3 base score is 5.3 out of 10.