CVE-2024-2609 Security feature bypass in Firefox

Medium 6.1 Published Updated

Attackers can bypass permission prompts via clickjacking when the window loses focus, requiring users to update Firefox and Thunderbird.

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-2024-2609?

CVE-2024-2609 is a medium-severity vulnerability in Debian Debian Linux, published on 19 Mar 2024. 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

The permission prompt input delay could expire while the window is not in focus. This makes it vulnerable to clickjacking by malicious websites. This vulnerability affects Firefox < 124, Firefox ESR < 115.10, and Thunderbird < 115.10.

Weakness: CWE-356

Which versions are affected by CVE-2024-2609?

It affects 3 products.

Products include Debian Debian Linux, Mozilla Firefox, Mozilla Thunderbird.

How do I fix CVE-2024-2609?

Upgrade to a fixed version.

Is CVE-2024-2609 being exploited?

There is no known exploitation of CVE-2024-2609 in the wild and no public exploit code.

All Debian Debian Linux vulnerabilities

Sources

Also known as DEBIAN-CVE-2024-2609, GHSA-xr62-xhf5-qw2c, UBUNTU-CVE-2024-2609.

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