Information disclosure in Apple Icloud

CVE-2018-4117

An issue was discovered in certain Apple products. iOS before 11.3 is affected. Safari before 11.1 is affected. iCloud before 7.4 on Windows is affected. iTunes before 12.7.4 on Windows is affected. watchOS before 4.3 is affected. The issue involves the fetch API in the "WebKit" component. It allows remote attackers to bypass the Same Origin Policy and obtain sensitive information via a crafted web site.

Vulnerability class: Information Disclosure

EPSS: 0.031 (86.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2018-4117?
CVE-2018-4117 is a medium-severity vulnerability in Apple Icloud, classified under Information Disclosure. CVSS score: 6.5/10. Published 2018-04-03.
How severe is CVE-2018-4117?
Medium severity. CVSS v3 base score is 6.5 out of 10.