CVE-2019-11700 Other in Firefox

Medium 6.5 Published Updated

Attackers can use res: protocol hyperlinks to open local files in Internet Explorer via Firefox, requiring user approval.

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-2019-11700?

CVE-2019-11700 is a medium-severity vulnerability in Mozilla Firefox, published on 23 Jul 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

A hyperlink using the res: protocol can be used to open local files at a known location in Internet Explorer if a user approves execution when prompted. *Note: this issue only occurs on Windows. Other operating systems are unaffected.*. This vulnerability affects Firefox < 67.

Weakness: CWE-862

Which versions are affected by CVE-2019-11700?

It affects 1 product.

Products include Mozilla Firefox.

How do I fix CVE-2019-11700?

Upgrade to a fixed version.

Is CVE-2019-11700 being exploited?

There is no known exploitation of CVE-2019-11700 in the wild and no public exploit code.

All Mozilla Firefox vulnerabilities

Sources

Also known as GHSA-vp46-c82j-3c3m, UBUNTU-CVE-2019-11700.

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