CVE-2018-6139 Code injection in Chrome

High 8.8 Published Updated

A malicious Chrome extension can execute arbitrary code due to insufficient checks in the debugger API, requiring user installation of the extension.

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-2018-6139?

CVE-2018-6139 is a high-severity code injection vulnerability in Debian Debian Linux, published on 9 Jan 2019. 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

Insufficient target checks on the chrome.debugger API in DevTools in Google Chrome prior to 67.0.3396.62 allowed an attacker who convinced a user to install a malicious extension to execute arbitrary code via a crafted Chrome Extension.

Weakness: CWE-20

Which versions are affected by CVE-2018-6139?

It affects 5 products.

Products include Debian Debian Linux, Google Chrome, Redhat Enterprise Linux Desktop, Redhat Enterprise Linux Server, Redhat Enterprise Linux Workstation.

How do I fix CVE-2018-6139?

Upgrade to a fixed version.

Upgrade, and never evaluate templates, expressions or code built from user input. More about Code injection.

Is CVE-2018-6139 being exploited?

There is no known exploitation of CVE-2018-6139 in the wild and no public exploit code.

All Debian Debian Linux vulnerabilities

Sources

Also known as GHSA-3vv5-773m-mqg8, UBUNTU-CVE-2018-6139.

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