CVE-2022-3034 Server-side request forgery in Thunderbird
Thunderbird sends requests to remote locations for hidden iframes in HTML emails, potentially allowing attackers to probe internal networks or access restricted resources.
- 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-2022-3034?
CVE-2022-3034 is a medium-severity server-side request forgery vulnerability in Mozilla Thunderbird, 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 receiving an HTML email that specified to load an <code>iframe</code> element from a remote location, a request to the remote document was sent. However, Thunderbird didn't display the document. This vulnerability affects Thunderbird < 102.2.1 and Thunderbird < 91.13.1.
Weakness: CWE-1021
Which versions are affected by CVE-2022-3034?
It affects 1 product.
Products include Mozilla Thunderbird.
How do I fix CVE-2022-3034?
Upgrade to a fixed version.
Upgrade, and send outbound requests through an allow-list that blocks internal addresses. More about Server-side request forgery.
Is CVE-2022-3034 being exploited?
There is no known exploitation of CVE-2022-3034 in the wild and no public exploit code.
Other vulnerabilities in Mozilla Thunderbird
Sources
Also known as DEBIAN-CVE-2022-3034, GHSA-wrfx-qxxc-92rj, UBUNTU-CVE-2022-3034.