CVE-2023-47120

Discourse DoS through Onebox favicon URL

State: Published
Severity: 7.5 High
Published: Nov 10, 2023
Updated: Sep 3, 2024
Reserved: Oct 30, 2023

Description

Discourse is an open source platform for community discussion. In versions 3.1.0 through 3.1.2 of the `stable` branch and versions 3.1.0,beta6 through 3.2.0.beta2 of the `beta` and `tests-passed` branches, Redis memory can be depleted by crafting a site with an abnormally long favicon URL and drafting multiple posts which Onebox it. The issue is patched in version 3.1.3 of the `stable` branch and version 3.2.0.beta3 of the `beta` and `tests-passed` branches. There are no known workarounds.

Scores

CVSS	Score	Vector	Source
3.1	7.5 High	CVSS:3.1/AV:N/AC:L/PR:N/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	>= 3.1.0, < 3.1.3Affected >= 3.1.0.beta6, < 3.2.0.beta3Affected

References

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