What is CVE-2017-8166?

CVE-2017-8166 is a medium-severity vulnerability in Huawei Honor V9. CVSS score: 6.8/10. Published 2017-11-22.

How severe is CVE-2017-8166?

Medium severity. CVSS v3 base score is 6.8 out of 10.

Vulnerability in Huawei Honor V9

CVE-2017-8166

Huawei mobile phones Honor V9 with the software versions before Duke-AL20C00B195 have an App Lock bypass vulnerability. An attacker could perform specific operations to bypass the App Lock to use apps on a target mobile phone.

Published 2017-11-22 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.8 (Medium). Vector: CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.003 (21.4th percentile), scored 2026-10-24.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 21st percentile — 21.4% 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

Huawei Honor V9
Huawei Honor V9 Firmware
Huawei Technologies Co., Ltd. Honor V9 — versions The versions before Duke-AL20C00B195

References

www.huawei.com/en/psirt/security-advisories/huawei-sa-20171019-01-smartphone-en (Vendor Advisory)

Frequently asked questions

What is CVE-2017-8166?: CVE-2017-8166 is a medium-severity vulnerability in Huawei Honor V9. CVSS score: 6.8/10. Published 2017-11-22.
How severe is CVE-2017-8166?: Medium severity. CVSS v3 base score is 6.8 out of 10.