CVE-2016-9077 Information disclosure in Firefox
Attackers can exploit cross-origin image filters to perform timing attacks and potentially read sensitive data from third-party locations.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2016-9077?
CVE-2016-9077 is a high-severity vulnerability in Mozilla Firefox, published on 11 Jun 2018. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
Canvas allows the use of the "feDisplacementMap" filter on images loaded cross-origin. The rendering by the filter is variable depending on the input pixel, allowing for timing attacks when the images are loaded from third party locations. This vulnerability affects Firefox < 50.
Weakness: CWE-362
Which versions are affected by CVE-2016-9077?
It affects 1 product.
Products include Mozilla Firefox.
How do I fix CVE-2016-9077?
Upgrade to a fixed version.
Is CVE-2016-9077 being exploited?
There is no known exploitation of CVE-2016-9077 in the wild and no public exploit code.
Other vulnerabilities in Mozilla Firefox
Sources
Also known as GHSA-92jp-cp3m-jm4c, UBUNTU-CVE-2016-9077.