What is CVE-2019-8630?

CVE-2019-8630 is a low-severity vulnerability in Apple iOS. CVSS score: 3.3/10. Published 2019-12-18.

How severe is CVE-2019-8630?

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

Vulnerability in Apple iOS

CVE-2019-8630

The issue was addressed with improved UI handling. This issue is fixed in iOS 12.3. The lock screen may show a locked icon after unlocking.

Published 2019-12-18 · 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: 0.003 (18.8th percentile), scored 2026-10-02.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 19th percentile — 18.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000

Affected products

Apple iOS — versions unspecified
Apple Iphone OS

References

support.apple.com/HT210118 (Vendor Advisory)

Frequently asked questions

What is CVE-2019-8630?: CVE-2019-8630 is a low-severity vulnerability in Apple iOS. CVSS score: 3.3/10. Published 2019-12-18.
How severe is CVE-2019-8630?: Low severity. CVSS v3 base score is 3.3 out of 10.