What is CVE-2017-18658?

CVE-2017-18658 is a medium-severity vulnerability in Google Android, classified under NULL Pointer Dereference. CVSS score: 5.3/10. Published 2020-04-07.

How severe is CVE-2017-18658?

Medium severity. CVSS v3 base score is 5.3 out of 10.

NULL pointer dereference in Google Android

CVE-2017-18658

An issue was discovered on Samsung mobile devices with M(6.0) software. The multiwindow_facade API allows attackers to cause a NullPointerException and system halt via an attempted screen touch of a non-existing display. The Samsung ID is SVE-2017-9383 (August 2017).

Published 2020-04-07 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L.

EPSS exploit prediction

EPSS: 0.004 (32.6th percentile), scored 2026-10-01.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 33rd percentile — 32.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000

Affected products

Google Android — versions 6.0

Weakness classification (CWE)

CWE-476 — NULL Pointer Dereference

References

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

Frequently asked questions

What is CVE-2017-18658?: CVE-2017-18658 is a medium-severity vulnerability in Google Android, classified under NULL Pointer Dereference. CVSS score: 5.3/10. Published 2020-04-07.
How severe is CVE-2017-18658?: Medium severity. CVSS v3 base score is 5.3 out of 10.