What is CVE-2018-4239?

CVE-2018-4239 is a medium-severity vulnerability in Apple Iphone OS, classified under Information Disclosure. CVSS score: 4.6/10. Published 2018-06-08.

How severe is CVE-2018-4239?

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

Information disclosure in Apple Iphone OS

CVE-2018-4239

An issue was discovered in certain Apple products. iOS before 11.4 is affected. The issue involves the "Magnifier" component. It allows physically proximate attackers to bypass the lock-screen protection mechanism and see the most recent Magnifier image.

Vulnerability class: Information Disclosure

EPSS: 0.003 (27.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.6 (Medium). Vector: CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

Affected products

Apple Iphone_os
N/a — versions n/a

Weakness classification (CWE)

CWE-200 — Information Disclosure

References

product-security@apple.com (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_SECTRACK)
product-security@apple.com (x_refsource_CONFIRM, Vendor Advisory)

Frequently asked questions

What is CVE-2018-4239?: CVE-2018-4239 is a medium-severity vulnerability in Apple Iphone OS, classified under Information Disclosure. CVSS score: 4.6/10. Published 2018-06-08.
How severe is CVE-2018-4239?: Medium severity. CVSS v3 base score is 4.6 out of 10.