CVE-2017-13863

5.9 mediumEPSS 0.4%

Medium (5.9) in apple iphone os. EPSS 0.4% chance of exploitation in the next 30 days.

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.

Severity

CVSS 3.0

5.9 medium

CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

EPSS: 0.4% chance of exploitation in the next 30 days; higher than 35% of CVEs (scores of 2026-10-31)
CWE: CWE-295
Published: 2018-04-03
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

apple:iphone_os

References

https://support.apple.com/HT208112
https://support.apple.com/HT208112

Check your stack JSON