CVE-2018-4202

Severity: medium (CVSS 5.9 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2018-06-08 · updated 2026-06-17
Weakness: CWE-20

Description

An issue was discovered in certain Apple products. iOS before 11.4 is affected. macOS before 10.13.5 is affected. The issue involves the "iBooks" component. It allows man-in-the-middle attackers to spoof a password prompt.

Affected products

Apple Iphone Os: before 11.4 — fixed in 11.4
macOS: before 10.13.5 — fixed in 10.13.5

How to fix

Upgrade to a fixed version: Apple Iphone Os 11.4; macOS 10.13.5. Check the vendor advisory for mitigations.

References

http://www.securityfocus.com/bid/104897
http://www.securitytracker.com/id/1041027
https://support.apple.com/HT208848
https://support.apple.com/HT208849
http://www.securityfocus.com/bid/104897
http://www.securitytracker.com/id/1041027
https://support.apple.com/HT208848
https://support.apple.com/HT208849

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