What is CVE-2017-18646?

CVE-2017-18646 is a medium-severity vulnerability in Google Android, classified under Improper Authentication. CVSS score: 4.6/10. Published 2020-04-08.

How severe is CVE-2017-18646?

Medium severity. CVSS v3 base score is 4.6 out of 10.

Auth bypass in Google Android

CVE-2017-18646

An issue was discovered on Samsung mobile devices with M(6.x) and N(7.x) software. An attacker can bypass the password requirement for tablet user switching by folding the magnetic cover. The Samsung ID is SVE-2017-10602 (December 2017).

Vulnerability class: Broken Authentication

Published 2020-04-08 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 4.6 (Medium). Vector: CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N.

EPSS exploit prediction

EPSS: 0.001 (2.2th percentile), scored 2026-10-07.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 2nd percentile — 2.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.001 · newest: 0.001 · change: 0.000

Affected products

Google Android — versions 6.0, 6.0.1, 7.0

Weakness classification (CWE)

CWE-287 — Improper Authentication

References

security.samsungmobile.com/securityUpdate.smsb (Vendor Advisory)

Frequently asked questions

What is CVE-2017-18646?: CVE-2017-18646 is a medium-severity vulnerability in Google Android, classified under Improper Authentication. CVSS score: 4.6/10. Published 2020-04-08.
How severe is CVE-2017-18646?: Medium severity. CVSS v3 base score is 4.6 out of 10.