What’s Vulnerable › Vulnerabilities
CVE-2017-13863
- Severity: medium (CVSS 5.9 v3.0)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.4% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2018-04-03 · updated 2026-06-17
- Weakness: CWE-295
Description
An issue was discovered in certain Apple products. iOS before 11 is affected. The issue involves the "APNs" component. It allows man-in-the-middle attackers to track users by leveraging the transmission of client certificates.
Affected products
- Apple Iphone Os: before 11.0 — fixed in 11.0
How to fix
Upgrade to a fixed version: Apple Iphone Os 11.0. Check the vendor advisory for mitigations.
References
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