What is CVE-2019-20539?

CVE-2019-20539 is a medium-severity vulnerability in Google Android, classified under Out-of-bounds Read. CVSS score: 5.3/10. Published 2020-03-24.

How severe is CVE-2019-20539?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Out-of-bounds Read in Google Android

CVE-2019-20539

An issue was discovered on Samsung mobile devices with N(7.x), O(8.x), and P(9.0) (Broadcom chipsets) software. An out-of-bounds Read in the Wi-Fi vendor command leads to an information leak. The Samsung ID is SVE-2019-14869 (November 2019).

Vulnerability class: Buffer Overflow

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

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

EPSS exploit prediction

EPSS: 0.003 (25.4th percentile), scored 2026-10-07.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 25th percentile — 25.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000

Affected products

Google Android — versions 7.0, 7.1.0, 7.1.1

Weakness classification (CWE)

CWE-125 — Out-of-bounds Read

References

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

Frequently asked questions

What is CVE-2019-20539?: CVE-2019-20539 is a medium-severity vulnerability in Google Android, classified under Out-of-bounds Read. CVSS score: 5.3/10. Published 2020-03-24.
How severe is CVE-2019-20539?: Medium severity. CVSS v3 base score is 5.3 out of 10.