CVE-2022-29914 Security feature bypass in Firefox
Attackers can spoof the fullscreen notification UI by reusing popups, potentially misleading users about the active window state.
- 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-2022-29914?
CVE-2022-29914 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 reusing existing popups Firefox would have allowed them to cover the fullscreen notification UI, which could have enabled browser spoofing attacks. This vulnerability affects Thunderbird < 91.9, Firefox ESR < 91.9, and Firefox < 100.
Weakness: CWE-1021
Which versions are affected by CVE-2022-29914?
It affects 3 products.
Products include Mozilla Firefox, Mozilla Firefox Esr, Mozilla Thunderbird.
How do I fix CVE-2022-29914?
Upgrade to a fixed version.
Is CVE-2022-29914 being exploited?
There is no known exploitation of CVE-2022-29914 in the wild and no public exploit code.
Other vulnerabilities in Mozilla Firefox
Sources
Also known as DEBIAN-CVE-2022-29914, GHSA-wmwv-wgqw-75xr, UBUNTU-CVE-2022-29914.