PT-2024-19003 · Discourse · Discourse Calendar

Pmusaraj · CVE-2024-21658 · Published 2024-08-30 · Updated 2024-09-05

Positive Technologies (AI Summary)

CVSS v3.1

4.3

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions discourse-calendar (affected versions not specified)

Description The discourse-calendar plugin has a limit on region value length that is too generous, allowing a malicious actor to cause a Discourse instance to use excessive bandwidth and disk space. This issue has been patched in the main branch.

Recommendations Please upgrade the discourse-calendar plugin as soon as possible, as there are no workarounds for this issue.

Exploit

Fix

Resource Exhaustion

Allocation of Resources Without Limits

Weakness Enumeration

CWE-400

CWE-770

Related Identifiers

CVE-2024-21658

GHSA-65F2-9GHP-X8H8

Affected Products

Discourse Calendar

References · 9

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/21xxx/CVE-2024-21658.json · Exploit
• https://github.com/discourse/discourse-calendar/security/advisories/GHSA-65f2-9ghp-x8h8 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2024-21658 · Security Note
• https://osv.dev/vulnerability/CVE-2024-21658 · Vendor Advisory
• https://t.me/cvedetector/4539 · Telegram Post
• https://t.me/cvenotify/93358 · Telegram Post
• https://twitter.com/VulmonFeeds/status/1829616954446909722 · Twitter Post
• https://twitter.com/CVEnew/status/1829572574717591864 · Twitter Post
• https://t.me/cvenotify/93368 · Telegram Post