Vulnerability Description
A memory corruption issue was addressed by removing the vulnerable code. This issue affected versions prior to iOS 12.1, macOS Mojave 10.14.1, tvOS 12.1, watchOS 5.1.
CVSS Score
7.8
HIGH
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Apple | Iphone Os | < 12.1 |
| Apple | Mac Os X | < 10.14.1 |
| Apple | Tvos | < 12.1 |
| Apple | Watchos | < 5.1 |
Related Weaknesses (CWE)
References
- https://support.apple.com/kb/HT209192Vendor Advisory
- https://support.apple.com/kb/HT209193Vendor Advisory
- https://support.apple.com/kb/HT209194Vendor Advisory
- https://support.apple.com/kb/HT209195Vendor Advisory
- https://support.apple.com/kb/HT209192Vendor Advisory
- https://support.apple.com/kb/HT209193Vendor Advisory
- https://support.apple.com/kb/HT209194Vendor Advisory
- https://support.apple.com/kb/HT209195Vendor Advisory
FAQ
What is CVE-2018-4420?
CVE-2018-4420 is a vulnerability with a CVSS score of 7.8 (HIGH). A memory corruption issue was addressed by removing the vulnerable code. This issue affected versions prior to iOS 12.1, macOS Mojave 10.14.1, tvOS 12.1, watchOS 5.1.
How severe is CVE-2018-4420?
CVE-2018-4420 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2018-4420?
Check the references section above for vendor advisories and patch information. Affected products include: Apple Iphone Os, Apple Mac Os X, Apple Tvos, Apple Watchos.