CVE-2022-45416 Information disclosure in Firefox
Cache-based timing attacks could reveal which keys were pressed by exploiting fixed memory addresses for keyboard event strings.
- 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-2022-45416?
CVE-2022-45416 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
Keyboard events reference strings like "KeyA" that were at fixed, known, and widely-spread addresses. Cache-based timing attacks such as Prime+Probe could have possibly figured out which keys were being pressed. This vulnerability affects Firefox ESR < 102.5, Thunderbird < 102.5, and Firefox < 107.
Weakness: CWE-203
Which versions are affected by CVE-2022-45416?
It affects 3 products.
Products include Mozilla Firefox, Mozilla Firefox Esr, Mozilla Thunderbird.
How do I fix CVE-2022-45416?
Upgrade to a fixed version.
Is CVE-2022-45416 being exploited?
There is no known exploitation of CVE-2022-45416 in the wild and no public exploit code.
Other vulnerabilities in Mozilla Firefox
Sources
Also known as DEBIAN-CVE-2022-45416, GHSA-wfp4-223f-x5rm, UBUNTU-CVE-2022-45416.