What is CVE-2017-2375?

CVE-2017-2375 is a low-severity vulnerability in Apple iOS. CVSS score: 3.3/10. Published 2021-12-23.

How severe is CVE-2017-2375?

Low severity. CVSS v3 base score is 3.3 out of 10.

Vulnerability in Apple iOS

CVE-2017-2375

An issue existed in preventing the uploading of CallKit call history to iCloud. This issue was addressed through improved logic. This issue is fixed in iOS 10.2.1. Updates for CallKit call history are sent to iCloud.

Published 2021-12-23 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 3.3 (Low). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N.

EPSS exploit prediction

EPSS: 0.002 (10.7th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 11th percentile — 10.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000

Affected products

Apple iOS — versions unspecified
Apple Iphone OS

References

support.apple.com/en-us/HT207482 (Vendor Advisory)

Frequently asked questions

What is CVE-2017-2375?: CVE-2017-2375 is a low-severity vulnerability in Apple iOS. CVSS score: 3.3/10. Published 2021-12-23.
How severe is CVE-2017-2375?: Low severity. CVSS v3 base score is 3.3 out of 10.