CVE-2017-2377: Apple iPhone OS

High severity, CVSS 7.5. EPSS: 1.9% chance of exploitation in the next 30 days.

An issue was discovered in certain Apple products. iOS before 10.3 is affected. Safari before 10.1 is affected. The issue involves the "WebKit Web Inspector" component. It allows attackers to cause a denial of service (memory corruption and application crash) by leveraging a window-close action during a debugger-pause state.

Affected products

• Apple iPhone OS: up to and including 10.2.1
• Apple Safari: up to and including 10.0.3

Published 2017-04-02. Last modified 2026-06-17.