Improper input validation in Apple Icloud

CVE-2019-8503

A logic issue was addressed with improved validation. This issue is fixed in iOS 12.2, tvOS 12.2, Safari 12.1, iTunes 12.9.4 for Windows, iCloud for Windows 7.11. A malicious website may be able to execute scripts in the context of another website.

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

EPSS: 0.018 (76.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2019-8503?
CVE-2019-8503 is a high-severity vulnerability in Apple Icloud, classified under Improper Input Validation. CVSS score: 8.8/10. Published 2019-12-18.
How severe is CVE-2019-8503?
High severity. CVSS v3 base score is 8.8 out of 10.