What is CVE-2019-20610?

CVE-2019-20610 is a high-severity vulnerability in Google Android, classified under Time-of-check Time-of-use (TOCTOU) Race Condition. CVSS score: 8.1/10. Published 2020-03-24.

How severe is CVE-2019-20610?

High severity. CVSS v3 base score is 8.1 out of 10.

Vulnerability in Google Android

CVE-2019-20610

An issue was discovered on Samsung mobile devices with N(7.X) and O(8.X) (Exynos 7570, 7870, 7880, 7885, 8890, 8895, and 9810 chipsets) software. A double-fetch vulnerability in Trustlet allows arbitrary TEE code execution. The Samsung ID is SVE-2019-13910 (April 2019).

Vulnerability class: TOCTOU (Time-of-Check to Time-of-Use)

Published 2020-03-24 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.006 (45.6th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 46th percentile — 45.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: 0.000

Affected products

Google Android — versions 7.0, 7.1.0, 7.1.1
Samsung Exynos 7570
Samsung Exynos 7870
Samsung Exynos 7880
Samsung Exynos 7885
Samsung Exynos 8890
Samsung Exynos 8895
Samsung Exynos 9810

Weakness classification (CWE)

CWE-367 — Time-of-check Time-of-use (TOCTOU) Race Condition

References

security.samsungmobile.com/securityUpdate.smsb (Vendor Advisory)

Frequently asked questions

What is CVE-2019-20610?: CVE-2019-20610 is a high-severity vulnerability in Google Android, classified under Time-of-check Time-of-use (TOCTOU) Race Condition. CVSS score: 8.1/10. Published 2020-03-24.
How severe is CVE-2019-20610?: High severity. CVSS v3 base score is 8.1 out of 10.