PT-2023-21723 · Discourse · Discourse

0Xmokusou · Published 2023-04-18 · Updated 2024-03-06 · CVE-2023-28440

Positive Technologies (AI Summary)

CVSS v3.1

2.7

Low

Base vector

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

Name of the Vulnerable Software and Affected Versions Discourse versions prior to 3.0.3 Discourse versions prior to 3.1.0.beta4

Description Discourse is an open source platform for community discussion. A maliciously crafted request from a Discourse administrator can lead to a long-running request and eventual timeout. This has the greatest potential impact in shared hosting environments where admins are untrusted.

Recommendations For versions prior to 3.0.3, upgrade to version 3.0.3 or later. For versions prior to 3.1.0.beta4, upgrade to version 3.1.0.beta4 or later.

Exploit

Fix

Resource Exhaustion

Weakness Enumeration

CWE-400

Related Identifiers

BIT-DISCOURSE-2023-28440

CVE-2023-28440

GHSA-VM65-PV5H-6G3W

Affected Products

Discourse

References · 8

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/28xxx/CVE-2023-28440.json · Exploit
• https://github.com/discourse/discourse/security/advisories/GHSA-vm65-pv5h-6g3w · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-28440 · Security Note
• https://osv.dev/vulnerability/CVE-2023-28440 · Vendor Advisory
• https://osv.dev/vulnerability/BIT-discourse-2023-28440 · Vendor Advisory
• https://t.me/cvenotify/49239 · Telegram Post
• https://t.me/cibsecurity/62388 · Telegram Post
• https://t.me/cvenotify/48529 · Telegram Post