What is CVE-2020-0403?

CVE-2020-0403 is a medium-severity vulnerability in Google Android, classified under Improper Privilege Management. CVSS score: 6.7/10. Published 2020-09-17.

How severe is CVE-2020-0403?

Medium severity. CVSS v3 base score is 6.7 out of 10.

Privilege escalation in Google Android

CVE-2020-0403

In the FPC TrustZone fingerprint App, there is a possible invalid command handler due to an exposed test feature. This could lead to local escalation of privilege in the TEE, with System execution privileges required. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-131252923

Vulnerability class: Privilege Escalation

Published 2020-09-17 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.7 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.002 (3.9th percentile), scored 2026-10-05.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 4th percentile — 3.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

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

Affected products

Google Android
Android — versions Android kernel

Weakness classification (CWE)

CWE-269 — Improper Privilege Management

References

source.android.com/security/bulletin/pixel/2020-09-01 (Vendor Advisory)

Frequently asked questions

What is CVE-2020-0403?: CVE-2020-0403 is a medium-severity vulnerability in Google Android, classified under Improper Privilege Management. CVSS score: 6.7/10. Published 2020-09-17.
How severe is CVE-2020-0403?: Medium severity. CVSS v3 base score is 6.7 out of 10.