CVE-2018-4200: Use After Free
An issue was discovered in certain Apple products. iOS before 11.3.1 is affected. Safari before 11.1 is affected. iCloud before 7.5 on Windows is affected. iTunes before 12.7.5 on Windows is affected. tvOS before 11.4 is affected. The issue involves the "WebKit" component. It allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via a crafted web site that triggers a WebCore::jsElementScrollHeightGetter use-after-free.
Other sources
WebKit. A memory corruption issue was addressed with improved state management.
Credit
Affected Software
Event History
Peer vulnerabilities
Found alongside the following vulnerabilities.
Frequently Asked Questions
What is CVE-2018-4200?
CVE-2018-4200 is a memory corruption vulnerability in the WebKit component of certain Apple products.
Which Apple products are affected by CVE-2018-4200?
iOS before 11.3.1, Safari before 11.1, iCloud before 7.5 on Windows, iTunes before 12.7.5 on Windows, and tvOS before 11.4 are affected.
What is the severity of CVE-2018-4200?
CVE-2018-4200 has a severity rating of 8.8 (high).
How can I fix CVE-2018-4200?
Update to the latest version of iOS, Safari, iCloud, iTunes, or tvOS to fix CVE-2018-4200.
Are Microsoft Windows systems vulnerable to CVE-2018-4200?
No, Microsoft Windows systems are not vulnerable to CVE-2018-4200.