CVE-2022-29910 Security feature bypass in Firefox

Medium 6.1 Published Updated

Firefox for Android fails to persist HSTS settings when closed, allowing attackers to bypass HTTPS enforcement and potentially intercept traffic.

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-2022-29910?

CVE-2022-29910 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 closed or sent to the background, Firefox for Android would not properly record and persist HSTS settings.<br>*Note: This issue only affected Firefox for Android. Other operating systems are unaffected.*. This vulnerability affects Firefox < 100.

Weakness: CWE-601

Which versions are affected by CVE-2022-29910?

It affects 1 product.

Products include Mozilla Firefox.

How do I fix CVE-2022-29910?

Upgrade to a fixed version.

Is CVE-2022-29910 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2022-29910 exists.

All Mozilla Firefox vulnerabilities

Sources

Also known as GHSA-3gq8-8fwh-fc7q.

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