CVE-2022-45410 Security feature bypass in Firefox
ServiceWorker request interception lost origin information, bypassing SameSite cookie protections in 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-2022-45410?
CVE-2022-45410 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
When a ServiceWorker intercepted a request with <code>FetchEvent</code>, the origin of the request was lost after the ServiceWorker took ownership of it. This had the effect of negating SameSite cookie protections. This was addressed in the spec and then in browsers. This vulnerability affects Firefox ESR < 102.5, Thunderbird < 102.5, and Firefox < 107.
Weakness: CWE-862
Which versions are affected by CVE-2022-45410?
It affects 3 products.
Products include Mozilla Firefox, Mozilla Firefox Esr, Mozilla Thunderbird.
How do I fix CVE-2022-45410?
Upgrade to a fixed version.
Is CVE-2022-45410 being exploited?
There is no known exploitation of CVE-2022-45410 in the wild and no public exploit code.
Other vulnerabilities in Mozilla Firefox
Sources
Also known as DEBIAN-CVE-2022-45410, GHSA-gvhf-4hjq-39hg, UBUNTU-CVE-2022-45410.