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

Published · last modified .

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.

EPSS exploit prediction

EPSS: 0.030 (86.9th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 87th percentile — 86.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2018-4117: held from 0.031 to 0.030.

EPSS over last 30 days · oldest: 0.031 · newest: 0.030 · change: -0.001

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.