Open Redirect in Apple Icloud

CVE-2017-7153

An issue was discovered in certain Apple products. iOS before 11.2 is affected. Safari before 11.0.2 is affected. iCloud before 7.2 on Windows is affected. iTunes before 12.7.2 on Windows is affected. tvOS before 11.2 is affected. watchOS before 4.2 is affected. The issue involves the "WebKit" component. It allows remote attackers to spoof user-interface information (about whether the entire content is derived from a valid TLS session) via a crafted web site that sends a 401 Unauthorized redirect.

Vulnerability class: Open Redirect

EPSS: 0.019 (77.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2017-7153?
CVE-2017-7153 is a medium-severity vulnerability in Apple Icloud, classified under URL Redirection to Untrusted Site (Open Redirect). CVSS score: 6.1/10. Published 2018-04-03.
How severe is CVE-2017-7153?
Medium severity. CVSS v3 base score is 6.1 out of 10.