What is CVE-2016-3831?

CVE-2016-3831 is a high-severity vulnerability in Google Android, classified under Improper Input Validation. CVSS score: 7.5/10. Published 2016-08-05.

How severe is CVE-2016-3831?

High severity. CVSS v3 base score is 7.5 out of 10.

Improper input validation in Google Android

CVE-2016-3831

The telephony component in Android 4.x before 4.4.4, 5.0.x before 5.0.2, 5.1.x before 5.1.1, and 6.x before 2016-08-01 allows remote attackers to cause a denial of service (device crash) via a NITZ time value of 2038-01-19 or later that is mishandled by the system clock, aka internal bug 29083635, related to a "Year 2038 problem."

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

Published 2016-08-05 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.008 (54.1th percentile), scored 2026-10-02.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 54th percentile — 54.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: 0.000

Affected products

Google Android — versions 4.0, 4.0.1, 4.0.2

Weakness classification (CWE)

CWE-20 — Improper Input Validation

References

source.android.com/security/bulletin/2016-08-01.html (Vendor Advisory)
www.securityfocus.com/bid/92230 (vdb-entry)
android.googlesource.com/platform/frameworks/opt/telephony/+/f47bc301ccbc5e6d81… (Patch, Issue Tracking)

Frequently asked questions

What is CVE-2016-3831?: CVE-2016-3831 is a high-severity vulnerability in Google Android, classified under Improper Input Validation. CVSS score: 7.5/10. Published 2016-08-05.
How severe is CVE-2016-3831?: High severity. CVSS v3 base score is 7.5 out of 10.