CVE-2019-6223
HighExploitedPublic exploitA logic issue existed in the handling of Group FaceTime calls.
Published Mar 5, 2019 · Updated Dec 20, 2025
Key Facts
Patch immediately- CVE-2019-6223 is a high-severity vulnerability (CVSS 7.5 v3.1) affecting Iphone OS (Apple), Mac OS X (Apple), iOS and 1 more product.
- It is exploited in the wild, listed in CISA KEV, Industry KEV feed, CIRCL KEV, ENISA EUVD since Feb 8, 2019. Public exploit code is available.
- EPSS estimates a 2.6% probability of exploitation in the next 30 days.
- Fixed versions are available, including Iphone OS 12.1.4, Mac OS X 10.14.3, iOS iOS 12.1.3.
- Brandefense priority: patch immediately, because it is listed as exploited in the wild.
CVSS v3.1
7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
EPSS (30-day exploit likelihood)
2.6%
Higher than 85.2% of all scored CVEs
Exploited in the wild
Yes
4 catalog listings
Public exploit code
Available
Proof-of-concept or weaponized module
Get the full CVE-2019-6223 brief as a PDF
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Description
A logic issue existed in the handling of Group FaceTime calls. The issue was addressed with improved state management. This issue is fixed in iOS 12.1.4, macOS Mojave 10.14.3 Supplemental Update. The initiator of a Group FaceTime call may be able to cause the recipient to answer.
Known-Exploited Catalog Listings
| Catalog | Added | Remediation due | Ransomware use |
|---|---|---|---|
| CISA KEV | Nov 3, 2021 | May 3, 2022 | Not reported |
| Industry KEV feed | Feb 8, 2019 | May 3, 2022 | Not reported |
| CIRCL KEV | Nov 3, 2021 | May 3, 2022 | Not reported |
| ENISA EUVD | Nov 3, 2021 | n/a | Not reported |
Required action: Apply updates per vendor instructions.
Affected Products
4 affected entries in total| Product | Affected versions | Fixed in |
|---|---|---|
| Iphone OSApple | See advisory | 12.1.4 |
| Mac OS XApple | See advisory | 10.14.3 |
| iOS | >= unspecified | iOS 12.1.3 |
| macOS | >= unspecified | macOS Mojave 10.14.3 |
Patched Releases
Iphone OS
12.1.4
Mac OS X
10.14.3
iOS
iOS 12.1.3
macOS
macOS Mojave 10.14.3
Timeline
Added to Industry KEV feed
Feb 8, 2019
Publicly disclosed
Mar 5, 2019
Added to CISA KEV
Nov 3, 2021
Added to CIRCL KEV
Nov 3, 2021
Added to ENISA EUVD
Nov 3, 2021
Last updated
Dec 20, 2025
References
FAQ
Common Questions.
A logic issue existed in the handling of Group FaceTime calls.
Affected: Iphone OS (Apple); Mac OS X (Apple); iOS versions >= unspecified, among others. The full list is in the CVE brief.
It is exploited in the wild, listed in CISA KEV, Industry KEV feed, CIRCL KEV, ENISA EUVD since Feb 8, 2019.
Yes. It was added on Nov 3, 2021 with a federal remediation due date of May 3, 2022.
Public exploit code is available.
Fixed versions are available, including Iphone OS 12.1.4, Mac OS X 10.14.3, iOS iOS 12.1.3.
Brandefense priority: patch immediately, because it is listed as exploited in the wild.
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