What is CVE-2016-8443?

CVE-2016-8443 is a high-severity vulnerability in Google Inc. Android, classified under Improper Authorization. CVSS score: 7.8/10. Published 2017-01-12.

How severe is CVE-2016-8443?

High severity. CVSS v3 base score is 7.8 out of 10.

Is CVE-2016-8443 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Auth bypass in Google Inc. Android

CVE-2016-8443

Possible unauthorized memory access in the hypervisor. Incorrect configuration provides access to subsystem page tables. Product: Android. Versions: Kernel 3.18. Android ID: A-32576499. References: QC-CR#964185.

Published 2017-01-12 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.003 (23.1th percentile), scored 2026-10-02.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 23rd percentile — 23.1% 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 Inc. Android — versions Kernel-3.18
Linux Kernel — versions 3.18

Weakness classification (CWE)

CWE-285 — Improper Authorization

Public proof-of-concept exploits

thdusdl1219/CVE-Study

References

source.android.com/security/bulletin/2017-01-01.html (Vendor Advisory)
www.securityfocus.com/bid/95227 (VDB Entry, Third Party Advisory, vdb-entry)

Frequently asked questions

What is CVE-2016-8443?: CVE-2016-8443 is a high-severity vulnerability in Google Inc. Android, classified under Improper Authorization. CVSS score: 7.8/10. Published 2017-01-12.
How severe is CVE-2016-8443?: High severity. CVSS v3 base score is 7.8 out of 10.
Is CVE-2016-8443 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.