CVE-2019-20590

Name: CVE-2019-20590
Creator: NVD / NIST
Published: 2020-03-24T20:15:12.087+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 0.44%

Last modified Jun 17, 2026

CVE-2019-20590 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. An issue was discovered on Samsung mobile devices with O(8.x) (Qualcomm chipsets) software. There is an integer underflow in the Secure Storage Trustlet. EPSS estimates a 0.44% chance of exploitation in the next 30 days.

Description

An issue was discovered on Samsung mobile devices with O(8.x) (Qualcomm chipsets) software. There is an integer underflow in the Secure Storage Trustlet. The Samsung ID is SVE-2019-13952 (July 2019).

Metrics

CVSS 3.1

9.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

0.44%

35.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-191

Affected Software

Vendor	Product	Versions
Google	Android	8.0
Google	Android	8.1

References

https://security.samsungmobile.com/securityUpdate.smsbVendor Advisory
https://security.samsungmobile.com/securityUpdate.smsbVendor Advisory

Timeline

Published: Mar 24, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2019-20590?

An issue was discovered on Samsung mobile devices with O(8.x) (Qualcomm chipsets) software. There is an integer underflow in the Secure Storage Trustlet. The Samsung ID is SVE-2019-13952 (July 2019).

How severe is CVE-2019-20590?

CVE-2019-20590 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 0.44% probability of exploitation in the next 30 days.

How do I fix CVE-2019-20590?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2019-20590?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST