What is the vulnerability ID for this Mastodon vulnerability?

The vulnerability ID for this Mastodon vulnerability is CVE-2022-46405.

What is the severity of CVE-2022-46405?

The severity of CVE-2022-46405 is high, with a severity value of 7.5.

What are the affected software versions of CVE-2022-46405?

The affected software version of CVE-2022-46405 is Mastodon through version 4.0.2.

Are there any references or resources for CVE-2022-46405?

Yes, you can find more information about CVE-2022-46405 at the following links: - [https://borg.social/notes/98bcoo2t1n](https://borg.social/notes/98bcoo2t1n) - [https://hackmd.io/rD9nsTz1QeuPT-erxqjY-A](https://hackmd.io/rD9nsTz1QeuPT-erxqjY-A)

Vulnerability/
CVE-2022-46405

high

7.5

CWE

674

4/12/2022

21/11/2024

CVE-2022-46405

Q: How does CVE-2022-46405 allow a denial of service attack?

CVE-2022-46405 allows a denial of service attack by creating bot accounts that follow attacker-controlled accounts on certain other servers associated with a wildcard DNS A record, causing uncontrolled recursion of attacker-generated messages.

First published: Sun Dec 04 2022(Updated: )

Mastodon through 4.0.2 allows attackers to cause a denial of service (large Sidekiq pull queue) by creating bot accounts that follow attacker-controlled accounts on certain other servers associated with a wildcard DNS A record, such that there is uncontrolled recursion of attacker-generated messages.

Credit: cve@mitre.org cve@mitre.org

Affected Software	Affected Version	How to fix
Mastodon	<=4.0.2

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Frequently Asked Questions

What is the vulnerability ID for this Mastodon vulnerability?
The vulnerability ID for this Mastodon vulnerability is CVE-2022-46405.
What is the severity of CVE-2022-46405?
The severity of CVE-2022-46405 is high, with a severity value of 7.5.
What are the affected software versions of CVE-2022-46405?
The affected software version of CVE-2022-46405 is Mastodon through version 4.0.2.
How does CVE-2022-46405 allow a denial of service attack?
CVE-2022-46405 allows a denial of service attack by creating bot accounts that follow attacker-controlled accounts on certain other servers associated with a wildcard DNS A record, causing uncontrolled recursion of attacker-generated messages.
Are there any references or resources for CVE-2022-46405?
Yes, you can find more information about CVE-2022-46405 at the following links: - [https://borg.social/notes/98bcoo2t1n](https://borg.social/notes/98bcoo2t1n) - [https://hackmd.io/rD9nsTz1QeuPT-erxqjY-A](https://hackmd.io/rD9nsTz1QeuPT-erxqjY-A)

agent/references
agent/type
collector/mitre-cve
source/MITRE
agent/severity
agent/weakness
agent/description
agent/first-publish-date
agent/last-modified-date
agent/author
agent/softwarecombine
agent/event
agent/source
agent/tags
collector/nvd-index
agent/software-canonical-lookup-request
collector/nvd-api
source/NVD
agent/software-canonical-lookup
vendor/joinmastodon
canonical/mastodon
version/mastodon/4.0.2

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