CVE-2018-4431

Description

A memory initialization issue was addressed with improved memory handling. This issue affected versions prior to iOS 12.1.1, macOS Mojave 10.14.2, tvOS 12.1.1, watchOS 5.1.2.

Category

5.5
CVSS
Severity: Medium
CVSS 3.0 •
CVSS 2.0 •
EPSS 2.09% Top 20%
Vendor Advisory apple.com Vendor Advisory apple.com Vendor Advisory apple.com Vendor Advisory apple.com
Affected: n/a iOS, macOS, tvOS, watchOS
Published at:
Updated at:

References

Link Tags
https://support.apple.com/kb/HT209343 vendor advisory
https://support.apple.com/kb/HT209342 vendor advisory
https://support.apple.com/kb/HT209340 vendor advisory
https://support.apple.com/kb/HT209341 vendor advisory

Frequently Asked Questions

What is the severity of CVE-2018-4431?
CVE-2018-4431 has been scored as a medium severity vulnerability.
How to fix CVE-2018-4431?
To fix CVE-2018-4431, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2018-4431 being actively exploited in the wild?
It is possible that CVE-2018-4431 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~2% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2018-4431?
CVE-2018-4431 affects n/a iOS, macOS, tvOS, watchOS.
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