CVE-2018-4266 Race condition in iOS, tvOS, watchOS, Safari, iTunes for Windows, iCloud for Windows
A race condition in Apple operating systems and Safari allows attackers to execute arbitrary code, requiring updates to secure devices.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2018-4266?
CVE-2018-4266 is a medium-severity vulnerability in Apple Icloud, published on 3 Apr 2019. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
A race condition was addressed with additional validation. This issue affected versions prior toiVersions prior to: OS 11.4.1, tvOS 11.4.1, watchOS 4.3.2, Safari 11.1.2, iTunes 12.8 for Windows, iCloud for Windows 7.6.
Weakness: CWE-362
Which versions are affected by CVE-2018-4266?
It affects 6 products.
Products include Apple Icloud, Apple Iphone Os, Apple Itunes, Apple Safari, Apple Tvos, Apple Watchos.
How do I fix CVE-2018-4266?
Apply the vendor's patch.
Is CVE-2018-4266 being exploited?
There is no known exploitation of CVE-2018-4266 in the wild and no public exploit code.
Other vulnerabilities in Apple Icloud
Sources
Also known as DEBIAN-CVE-2018-4266, GHSA-fvcx-grrr-x536, UBUNTU-CVE-2018-4266.