CVE-2023-40588

Discourse DoS via 2FA and Security Key Names

State: Published
Severity: 6.5 Medium
Published: Sep 15, 2023
Updated: Sep 24, 2024
Reserved: Aug 16, 2023

Description

Discourse is an open-source discussion platform. Prior to version 3.1.1 of the `stable` branch and version 3.2.0.beta1 of the `beta` and `tests-passed` branches, a malicious user could add a 2FA or security key with a carefully crafted name to their account and cause a denial of service for other users. The issue is patched in version 3.1.1 of the `stable` branch and version 3.2.0.beta1 of the `beta` and `tests-passed` branches. There are no known workarounds.

Scores

CVSS	Score	Vector	Source
3.1	6.5 Medium	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H	GitHub_M

Weaknesses

CWE-770 Allocation of Resources Without Limits or Throttling

Affected Products

Product	Versions
discoursediscourse	stable < 3.1.1Affected beta < 3.2.0.beta1Affected tests-passed < 3.2.0.beta1Affected

References

https://github.com/discourse/discourse/security/advisories/GHSA-2hg5-3xm3-9vvx

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