CVE-2018-4190 Information disclosure in n/a

High 8.8 Published Updated

Remote attackers can obtain sensitive credential information transmitted during CSS mask-image fetches in WebKit-based applications.

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-2018-4190?

CVE-2018-4190 is a high-severity vulnerability in Apple Icloud, published on 8 Jun 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 11.4 is affected. Safari before 11.1.1 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 obtain sensitive credential information that is transmitted during a CSS mask-image fetch.

Weakness: CWE-522

Which versions are affected by CVE-2018-4190?

It affects 6 products.

Products include Apple Icloud, Apple Iphone Os, Apple Itunes, Apple Safari, Apple Tvos, Canonical Ubuntu Linux.

How do I fix CVE-2018-4190?

Upgrade to a fixed version.

Is CVE-2018-4190 being exploited?

There is no known exploitation of CVE-2018-4190 in the wild and no public exploit code.

All Apple Icloud vulnerabilities

Sources

Also known as DEBIAN-CVE-2018-4190, GHSA-m866-pmxh-v798, UBUNTU-CVE-2018-4190.

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