CVE-2019-5879 Missing authorization in Chrome
An attacker can read local files by tricking a user into installing a malicious Chrome extension due to insufficient policy enforcement.
- 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-2019-5879?
CVE-2019-5879 is a medium-severity missing authorization vulnerability in Google Chrome, published on 25 Nov 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 policy enforcement in extensions in Google Chrome prior to 77.0.3865.75 allowed an attacker who convinced a user to install a malicious extension to read local files via a crafted Chrome Extension.
Weakness: CWE-863
Which versions are affected by CVE-2019-5879?
It affects 1 product.
Products include Google Chrome.
How do I fix CVE-2019-5879?
Upgrade to a fixed version.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2019-5879 being exploited?
There is no known exploitation of CVE-2019-5879 in the wild and no public exploit code.
Other vulnerabilities in Google Chrome
Sources
Also known as DEBIAN-CVE-2019-5879, GHSA-hcrx-7wpm-hhwq, UBUNTU-CVE-2019-5879.