What is CVE-2020-11603?

CVE-2020-11603 is a critical-severity vulnerability in Google Android, classified under Access of Resource Using Incompatible Type (Type Confusion). CVSS score: 9.8/10. Published 2020-04-08.

How severe is CVE-2020-11603?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Vulnerability in Google Android

CVE-2020-11603

An issue was discovered on Samsung mobile devices with P(9.0) and Q(10.0) (incorporating TEEGRIS) software. Type confusion in the MLDAP Trustlet allows arbitrary code execution. The Samsung ID is SVE-2020-16599 (April 2020).

Published 2020-04-08 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.008 (53.4th percentile), scored 2026-10-02.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 53rd percentile — 53.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: 0.000

Affected products

Google Android — versions 9.0, 10.0

Weakness classification (CWE)

CWE-843 — Access of Resource Using Incompatible Type (Type Confusion)

References

security.samsungmobile.com/securityUpdate.smsb (Vendor Advisory)
www.tuttoandroid.net/samsung/samsung-patch-sicurezza-aprile-2020-798658/ (Third Party Advisory)

Frequently asked questions

What is CVE-2020-11603?: CVE-2020-11603 is a critical-severity vulnerability in Google Android, classified under Access of Resource Using Incompatible Type (Type Confusion). CVSS score: 9.8/10. Published 2020-04-08.
How severe is CVE-2020-11603?: Critical severity. CVSS v3 base score is 9.8 out of 10.