Firefox Vulnerability Requires Urgent Attention
Posted: January 14, 2020
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It seems that Firefox isn't off to a great start for 2020. They've experienced a critical security flaw that has such potential to be dangerous Homeland Security has issued a warning about it. They've already patched the vulnerability, but it has already been exploited in some places. The bottom line is that if you use Mozilla Firefox, you need to update it to the newest version immediately to protect yourself.
Michael Simon, writer for PCWorld, shares information on the vulnerability and how you can fix it right away.
We’re just 10 days into 2020, and already we have our first critical security flaw. It comes from Mozilla’s popular Firefox browser, and it’s so dangerous, the Homeland Security Cybersecurity and Infrastructure Security Agency is warning users about it.
The good news is that it’s already been patched. The bad news is that it’s already being exploited in the wild. And it’s about as bad as it can get. In technical terms,
as Mozilla explains, “Incorrect alias information in IonMonkey JIT compiler for setting array elements could lead to a type confusion. That means that an attacker could exploit the Javascript code to surreptitiously hack a user’s PC and install malicious code outside of Firefox. Mozila says it is “aware of targeted attacks in the wild abusing this flaw,” but doesn’t give any information about how widespread the attacks are.
Read the entire article,
This Firefox vulnerability is so bad, the U.S. government is urging users to patch it immediately, on
PCWorld.