CVE-2022-45413 Open redirect in Firefox

Medium 6.1 Published Updated

An attacker can redirect users to malicious URLs via a parameter, causing SameSite=Strict cookies to be sent, bypassing security protections.

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-2022-45413?

CVE-2022-45413 is a medium-severity vulnerability in Mozilla Firefox, published on 22 Dec 2022. 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

Using the <code>S.browser_fallback_url parameter</code> parameter, an attacker could redirect a user to a URL and cause SameSite=Strict cookies to be sent.<br>*This issue only affects Firefox for Android. Other operating systems are not affected.*. This vulnerability affects Firefox < 107.

Weakness: CWE-601

Which versions are affected by CVE-2022-45413?

It affects 1 product.

Products include Mozilla Firefox.

How do I fix CVE-2022-45413?

Upgrade to a fixed version.

Is CVE-2022-45413 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2022-45413 exists.

All Mozilla Firefox vulnerabilities

Sources

Also known as GHSA-h295-679q-mhm8, UBUNTU-CVE-2022-45413.

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