What is CVE-2019-9414?

CVE-2019-9414 is a medium-severity vulnerability in Google Android, classified under Improper Input Validation. CVSS score: 5.9/10. Published 2019-09-27.

How severe is CVE-2019-9414?

Medium severity. CVSS v3 base score is 5.9 out of 10.

Improper input validation in Google Android

CVE-2019-9414

In wpa_supplicant, there is a possible man in the middle vulnerability due to improper input validation of the basicConstraints field of intermediary certificates. This could lead to remote information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation. Product: AndroidVersions: Android-10Android ID: A-111893041

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

Published 2019-09-27 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.9 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.006 (45.1th percentile), scored 2026-10-07.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 45th percentile — 45.1% 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 10.0
Android — versions Android-10

Weakness classification (CWE)

CWE-20 — Improper Input Validation

References

source.android.com/security/bulletin/android-10 (Vendor Advisory)

Frequently asked questions

What is CVE-2019-9414?: CVE-2019-9414 is a medium-severity vulnerability in Google Android, classified under Improper Input Validation. CVSS score: 5.9/10. Published 2019-09-27.
How severe is CVE-2019-9414?: Medium severity. CVSS v3 base score is 5.9 out of 10.