CVE-2024-21658 MEDIUM

CVE-2024-21658: Insufficient control of region value length in discourse-calendar

Vendor Discourse
Product discourse-calendar
Weakness CWE-400
Published August 30, 2024
Last update August 30, 2024

CVSS base score

4.3/10
Attack vector Network
Attack complexity Low
Privileges required Low
User interaction None
Confidentiality None
Integrity None

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

What the vulnerability does

01Description

discourse-calendar is a discourse plugin which adds the ability to create a dynamic calendar in the first post of a topic. The limit on region value length is too generous. This allows a malicious actor to cause a Discourse instance to use excessive bandwidth and disk space. This issue has been patched in main the main branch. There are no workarounds for this vulnerability. Please upgrade as soon as possible.

Key dates

02Disclosure timeline

August 30, 2024 CVE published
August 30, 2024 Record updated