CVE-2018-4113 Denial of service in n/a
Attackers can cause a denial of service in Apple browsers and OS components by triggering an assertion failure via improper array indexing in JavaScriptCore.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2018-4113?
CVE-2018-4113 is a medium-severity denial of service vulnerability in Apple Icloud, published on 3 Apr 2018. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
An issue was discovered in certain Apple products. iOS before 11.3 is affected. Safari before 11.1 is affected. iCloud before 7.4 on Windows is affected. iTunes before 12.7.4 on Windows is affected. tvOS before 11.3 is affected. watchOS before 4.3 is affected. The issue involves a JavaScriptCore function in the "WebKit" component. It allows attackers to trigger an assertion failure by leveraging improper array indexing.
Weakness: CWE-617
Which versions are affected by CVE-2018-4113?
It affects 8 products.
Products include Apple Icloud, Apple Iphone Os, Apple Itunes, Apple Safari, Apple Tvos, Apple Watchos and 2 more.
How do I fix CVE-2018-4113?
Upgrade to a fixed version.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2018-4113 being exploited?
There is no known exploitation of CVE-2018-4113 in the wild and no public exploit code.
Other vulnerabilities in Apple Icloud
Sources
Also known as DEBIAN-CVE-2018-4113, GHSA-88pc-g4m6-pvhp, UBUNTU-CVE-2018-4113.