Auth bypass in Google Android

CVE-2020-0448

In getPhoneAccountsForPackage of TelecomServiceImpl.java, there is a possible way to access a tracking identifier due to a missing permission check. This could lead to local information disclosure of the identifier, which could be used to track an account across devices, 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-153995334

Vulnerability class: Broken Access Control

Published · last modified .

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:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.002 (4.0th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 4th percentile — 4.0% 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-2020-0448: held from 0.002 to 0.002.

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

Affected products

  • Google Android — versions 8.0, 8.1, 9.0
  • Android — versions Android-8.0 Android-8.1 Android-9 Android-10 Android-11

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2020-0448?
CVE-2020-0448 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-2020-0448?
Medium severity. CVSS v3 base score is 5.5 out of 10.
Is CVE-2020-0448 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.