Improper input validation in Apple Iphone OS

CVE-2018-4321

A validation issue existed in the entitlement verification. This issue was addressed with improved validation of the process entitlement. This issue affected versions prior to iOS 12, macOS Mojave 10.14, tvOS 12.

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

EPSS: 0.013 (67.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2018-4321?
CVE-2018-4321 is a medium-severity vulnerability in Apple Iphone OS, classified under Improper Input Validation. CVSS score: 5.3/10. Published 2019-04-03.
How severe is CVE-2018-4321?
Medium severity. CVSS v3 base score is 5.3 out of 10.