9.8
CRITICAL
CVE-2023-47121
Discourse Server-Side Request Forgery Vulnerability
Description

Discourse is an open source platform for community discussion. Prior to version 3.1.3 of the `stable` branch and version 3.2.0.beta3 of the `beta` and `tests-passed` branches, the embedding feature is susceptible to server side request forgery. 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. As a workaround, disable the Embedding feature.

INFO

Published Date :

Nov. 10, 2023, 4:15 p.m.

Last Modified :

Nov. 17, 2023, 8:20 p.m.

Remotely Exploitable :

Yes !

Impact Score :

5.9

Exploitability Score :

3.9
Public PoC/Exploit Available at Github

CVE-2023-47121 has a 1 public PoC/Exploit available at Github. Go to the Public Exploits tab to see the list.

Affected Products

The following products are affected by CVE-2023-47121 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Discourse discourse
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2023-47121.

URL Resource
https://github.com/discourse/discourse/commit/24cca10da731734af4e9748de99a508d586e59f1 Patch
https://github.com/discourse/discourse/commit/5f20748e402223b265e6fee381472c14e2604da6 Patch
https://github.com/discourse/discourse/security/advisories/GHSA-hp24-94qf-8cgc Vendor Advisory

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Custom GitHub profile 📃 README, periodically auto updated using actions.

profile readme profile-readme github-profile github-profile-readme actions github-actions automated metrics

Updated: 3 months, 1 week ago
0 stars 1 fork 1 watcher
Born at : Sept. 19, 2021, 6:02 a.m. This repo has been linked 24 different CVEs too.

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2023-47121 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2023-47121 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • Initial Analysis by [email protected]

    Nov. 17, 2023

    Action Type Old Value New Value
    Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
    Changed Reference Type https://github.com/discourse/discourse/commit/24cca10da731734af4e9748de99a508d586e59f1 No Types Assigned https://github.com/discourse/discourse/commit/24cca10da731734af4e9748de99a508d586e59f1 Patch
    Changed Reference Type https://github.com/discourse/discourse/commit/5f20748e402223b265e6fee381472c14e2604da6 No Types Assigned https://github.com/discourse/discourse/commit/5f20748e402223b265e6fee381472c14e2604da6 Patch
    Changed Reference Type https://github.com/discourse/discourse/security/advisories/GHSA-hp24-94qf-8cgc No Types Assigned https://github.com/discourse/discourse/security/advisories/GHSA-hp24-94qf-8cgc Vendor Advisory
    Added CPE Configuration OR *cpe:2.3:a:discourse:discourse:*:*:*:*:stable:*:*:* versions up to (excluding) 3.1.3 *cpe:2.3:a:discourse:discourse:*:*:*:*:beta:*:*:* versions up to (excluding) 3.2.0 *cpe:2.3:a:discourse:discourse:3.2.0:beta1:*:*:beta:*:*:* *cpe:2.3:a:discourse:discourse:3.2.0:beta2:*:*:beta:*:*:*
  • CVE Received by [email protected]

    Nov. 10, 2023

    Action Type Old Value New Value
    Added Description Discourse is an open source platform for community discussion. Prior to version 3.1.3 of the `stable` branch and version 3.2.0.beta3 of the `beta` and `tests-passed` branches, the embedding feature is susceptible to server side request forgery. 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. As a workaround, disable the Embedding feature.
    Added Reference GitHub, Inc. https://github.com/discourse/discourse/security/advisories/GHSA-hp24-94qf-8cgc [No types assigned]
    Added Reference GitHub, Inc. https://github.com/discourse/discourse/commit/24cca10da731734af4e9748de99a508d586e59f1 [No types assigned]
    Added Reference GitHub, Inc. https://github.com/discourse/discourse/commit/5f20748e402223b265e6fee381472c14e2604da6 [No types assigned]
    Added CWE GitHub, Inc. CWE-918
    Added CVSS V3.1 GitHub, Inc. AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:N/A:N
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2023-47121 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2023-47121 weaknesses.

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.07 }} 0.01%

score

0.28599

percentile

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability