What is CVE-2016-8222?

CVE-2016-8222 is a medium-severity vulnerability in Lenovo Thinkpad 10 Ella 2, classified under Improper Access Control. CVSS score: 4.4/10. Published 2016-11-30.

How severe is CVE-2016-8222?

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

Vulnerability in Lenovo Thinkpad 10 Ella 2

CVE-2016-8222

A vulnerability has been identified in a signed kernel driver for the BIOS of some ThinkPad systems that can allow an attacker with Windows administrator-level privileges to call System Management Mode (SMM) services. This could lead to a denial of service attack or allow certain BIOS variables or settings to be altered (such as boot sequence). The setting or changing of BIOS passwords is not affected by this vulnerability.

Published 2016-11-30 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 4.4 (Medium). Vector: CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.003 (23.2th percentile), scored 2026-11-01.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 23rd percentile — 23.2% 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

Weakness classification (CWE)

CWE-284 — Improper Access Control

References

www.securityfocus.com/bid/94409 (vdb-entry)
support.lenovo.com/us/en/solutions/LEN_8327 (Patch, Vendor Advisory)

Frequently asked questions

What is CVE-2016-8222?: CVE-2016-8222 is a medium-severity vulnerability in Lenovo Thinkpad 10 Ella 2, classified under Improper Access Control. CVSS score: 4.4/10. Published 2016-11-30.
How severe is CVE-2016-8222?: Medium severity. CVSS v3 base score is 4.4 out of 10.