What is CVE-2020-0139?

CVE-2020-0139 is a medium-severity vulnerability in Google Android, classified under Out-of-bounds Read. CVSS score: 4.4/10. Published 2020-06-11.

How severe is CVE-2020-0139?

Medium severity. CVSS v3 base score is 4.4 out of 10.

Out-of-bounds Read in Google Android

CVE-2020-0139

In NDEF_MsgValidate of ndef_utils.c, there is a possible out of bounds read due to an integer overflow. This could lead to local information disclosure if a malformed NFC tag is provided by the firmware. System execution privileges are needed and user interaction is not needed for exploitation.Product: AndroidVersions: Android-10Android ID: A-145520471

Vulnerability class: Buffer Overflow

Published 2020-06-11 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 4.4 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.001 (3.0th percentile), scored 2026-10-03.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 3rd percentile — 3.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.001 · newest: 0.001 · change: 0.000

Affected products

Google Android — versions 10.0
Android — versions Android-10

Weakness classification (CWE)

References

source.android.com/security/bulletin/pixel/2020-06-01 (Patch, Vendor Advisory)

Frequently asked questions

What is CVE-2020-0139?: CVE-2020-0139 is a medium-severity vulnerability in Google Android, classified under Out-of-bounds Read. CVSS score: 4.4/10. Published 2020-06-11.
How severe is CVE-2020-0139?: Medium severity. CVSS v3 base score is 4.4 out of 10.