CVE-2017-13864

low-risk
Published 2017-12-25

An issue was discovered in certain Apple products. iCloud before 7.2 on Windows is affected. iTunes before 12.7.2 on Windows is affected. The issue involves the "APNs Server" component. It allows man-in-the-middle attackers to track users by leveraging mishandling of client certificates.

Do I need to act?

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0.23% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
5
CVSS 5.9/10 Medium
NETWORK / HIGH complexity

Affected Products (2)

Affected Vendors

Apple

References (8)

Third Party Advisory http://www.securityfocus.com/bid/102192
Third Party Advisory http://www.securitytracker.com/id/1040013
Vendor Advisory https://support.apple.com/HT208326
Vendor Advisory https://support.apple.com/HT208328
Third Party Advisory http://www.securityfocus.com/bid/102192
Third Party Advisory http://www.securitytracker.com/id/1040013
Vendor Advisory https://support.apple.com/HT208326
Vendor Advisory https://support.apple.com/HT208328
26
/ 100
low-risk
Severity 18/34 · Moderate
Exploitability 1/34 · Minimal
Exposure 7/34 · Low