6.8
MEDIUM
CVSS 3.1
CVE-2023-36473
CSP nonce reuse vulnerability in Discourse
Description
Discourse is an open source discussion platform. A CSP (Content Security Policy) nonce reuse vulnerability could allow XSS attacks to bypass CSP protection. There are no known XSS vectors at the moment, but should one be discovered, this vulnerability would allow the XSS attack to completely bypass CSP. The vulnerability is patched in the latest tests-passed, beta and stable branches.
INFO
Published Date :
July 13, 2023, 9:15 p.m.
Last Modified :
Nov. 21, 2024, 8:09 a.m.
Remotely Exploit :
Yes !
Source :
[email protected]
CVSS Scores
The Common Vulnerability Scoring System is a standardized framework
for assessing the severity of vulnerabilities in software and systems.
We collect and displays CVSS scores from various sources for each CVE.
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.1 | MEDIUM | [email protected] | ||||
| CVSS 3.1 | MEDIUM | [email protected] |
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-2023-36473.
| URL | Resource |
|---|---|
| https://github.com/discourse/discourse/security/advisories/GHSA-9f52-624j-8ppq | Vendor Advisory |
| https://github.com/discourse/discourse/security/advisories/GHSA-9f52-624j-8ppq | Vendor Advisory |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2023-36473 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-2023-36473
weaknesses.
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).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2023-36473 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2023-36473 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 af854a3a-2127-422b-91ae-364da2661108
Nov. 21, 2024
Action Type Old Value New Value Added Reference https://github.com/discourse/discourse/security/advisories/GHSA-9f52-624j-8ppq -
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
Initial Analysis by [email protected]
Jul. 25, 2023
Action Type Old Value New Value Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N Changed Reference Type https://github.com/discourse/discourse/security/advisories/GHSA-9f52-624j-8ppq No Types Assigned https://github.com/discourse/discourse/security/advisories/GHSA-9f52-624j-8ppq Vendor Advisory Added CPE Configuration OR *cpe:2.3:a:discourse:discourse:1.1.0:beta1:*:*:beta:*:*:* *cpe:2.3:a:discourse:discourse:1.1.0:beta2:*:*:beta:*:*:* *cpe:2.3:a:discourse:discourse:1.1.0:beta3:*:*:beta:*:*:* *cpe:2.3:a:discourse:discourse:1.1.0:beta4:*:*:beta:*:*:* *cpe:2.3:a:discourse:discourse:1.1.0:beta5:*:*:beta:*:*:* *cpe:2.3:a:discourse:discourse:1.1.0:beta6:*:*:beta:*:*:* *cpe:2.3:a:discourse:discourse:1.1.0:beta6b:*:*:beta:*:*:* *cpe:2.3:a:discourse:discourse:1.1.0:beta7:*:*:beta:*:*:* *cpe:2.3:a:discourse:discourse:1.1.0:beta8:*:*:beta:*:*:* *cpe:2.3:a:discourse:discourse:1.2.0:beta1:*:*:beta:*:*:* *cpe:2.3:a:discourse:discourse:1.2.0:beta2:*:*:beta:*:*:* *cpe:2.3:a:discourse:discourse:1.2.0:beta3:*:*:beta:*:*:* *cpe:2.3:a:discourse:discourse:1.2.0:beta4:*:*:beta:*:*:* *cpe:2.3:a:discourse:discourse:1.2.0:beta5:*:*:beta:*:*:* *cpe:2.3:a:discourse:discourse:1.2.0:beta6:*:*:beta:*:*:* *cpe:2.3:a:discourse:discourse:1.2.0:beta7:*:*:beta:*:*:* *cpe:2.3:a:discourse:discourse:1.2.0:beta8:*:*:beta:*:*:* *cpe:2.3:a:discourse:discourse:1.2.0:beta9:*:*:beta:*:*:* *cpe:2.3:a:discourse:discourse:1.3.0:beta1:*:*:beta:*:*:* *cpe:2.3:a:discourse:discourse:1.3.0:beta10:*:*:beta:*:*:* *cpe:2.3:a:discourse:discourse:1.3.0:beta11:*:*:beta:*:*:* *cpe:2.3:a:discourse:discourse:1.3.0:beta2:*:*:beta:*:*:* *cpe:2.3:a:discourse:discourse:1.3.0:beta3:*:*:beta:*:*:* *cpe:2.3:a:discourse:discourse:1.3.0:beta4:*:*:beta:*:*:* *cpe:2.3:a:discourse:discourse:1.3.0:beta5:*:*:beta:*:*:* *cpe:2.3:a:discourse:discourse:1.3.0:beta6:*:*:beta:*:*:* *cpe:2.3:a:discourse:discourse:1.3.0:beta7:*:*:beta:*:*:* *cpe:2.3:a:discourse:discourse:1.3.0:beta8:*:*:beta:*:*:* 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*cpe:2.3:a:discourse:discourse:2.4.0:beta10:*:*:beta:*:*:* *cpe:2.3:a:discourse:discourse:2.4.0:beta11:*:*:beta:*:*:* *cpe:2.3:a:discourse:discourse:2.4.0:beta2:*:*:beta:*:*:* *cpe:2.3:a:discourse:discourse:2.4.0:beta3:*:*:beta:*:*:* *cpe:2.3:a:discourse:discourse:2.4.0:beta4:*:*:beta:*:*:* *cpe:2.3:a:discourse:discourse:2.4.0:beta5:*:*:beta:*:*:* *cpe:2.3:a:discourse:discourse:2.4.0:beta6:*:*:beta:*:*:* *cpe:2.3:a:discourse:discourse:2.4.0:beta7:*:*:beta:*:*:* *cpe:2.3:a:discourse:discourse:2.4.0:beta8:*:*:beta:*:*:* *cpe:2.3:a:discourse:discourse:2.4.0:beta9:*:*:beta:*:*:* *cpe:2.3:a:discourse:discourse:2.5.0:beta1:*:*:beta:*:*:* *cpe:2.3:a:discourse:discourse:2.5.0:beta2:*:*:beta:*:*:* *cpe:2.3:a:discourse:discourse:2.5.0:beta3:*:*:beta:*:*:* *cpe:2.3:a:discourse:discourse:2.5.0:beta4:*:*:beta:*:*:* *cpe:2.3:a:discourse:discourse:2.5.0:beta5:*:*:beta:*:*:* *cpe:2.3:a:discourse:discourse:2.5.0:beta6:*:*:beta:*:*:* *cpe:2.3:a:discourse:discourse:2.5.0:beta7:*:*:beta:*:*:* 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*cpe:2.3:a:discourse:discourse:2.8.0:beta11:*:*:beta:*:*:* *cpe:2.3:a:discourse:discourse:2.8.0:beta2:*:*:beta:*:*:* *cpe:2.3:a:discourse:discourse:2.8.0:beta3:*:*:beta:*:*:* *cpe:2.3:a:discourse:discourse:2.8.0:beta4:*:*:beta:*:*:* *cpe:2.3:a:discourse:discourse:2.8.0:beta5:*:*:beta:*:*:* *cpe:2.3:a:discourse:discourse:2.8.0:beta6:*:*:beta:*:*:* *cpe:2.3:a:discourse:discourse:2.8.0:beta7:*:*:beta:*:*:* *cpe:2.3:a:discourse:discourse:2.8.0:beta8:*:*:beta:*:*:* *cpe:2.3:a:discourse:discourse:2.8.0:beta9:*:*:beta:*:*:* *cpe:2.3:a:discourse:discourse:2.9.0:beta1:*:*:beta:*:*:* *cpe:2.3:a:discourse:discourse:2.9.0:beta10:*:*:beta:*:*:* *cpe:2.3:a:discourse:discourse:2.9.0:beta11:*:*:beta:*:*:* *cpe:2.3:a:discourse:discourse:2.9.0:beta12:*:*:beta:*:*:* *cpe:2.3:a:discourse:discourse:2.9.0:beta13:*:*:beta:*:*:* *cpe:2.3:a:discourse:discourse:2.9.0:beta14:*:*:beta:*:*:* *cpe:2.3:a:discourse:discourse:2.9.0:beta2:*:*:beta:*:*:* *cpe:2.3:a:discourse:discourse:2.9.0:beta3:*:*:beta:*:*:* *cpe:2.3:a:discourse:discourse:2.9.0:beta4:*:*:beta:*:*:* *cpe:2.3:a:discourse:discourse:2.9.0:beta5:*:*:beta:*:*:* *cpe:2.3:a:discourse:discourse:2.9.0:beta6:*:*:beta:*:*:* *cpe:2.3:a:discourse:discourse:2.9.0:beta7:*:*:beta:*:*:* *cpe:2.3:a:discourse:discourse:2.9.0:beta8:*:*:beta:*:*:* *cpe:2.3:a:discourse:discourse:2.9.0:beta9:*:*:beta:*:*:* *cpe:2.3:a:discourse:discourse:3.0.0:beta15:*:*:beta:*:*:* *cpe:2.3:a:discourse:discourse:3.0.0:beta16:*:*:beta:*:*:* *cpe:2.3:a:discourse:discourse:*:*:*:*:stable:*:*:* versions up to (excluding) 3.0.5 *cpe:2.3:a:discourse:discourse:3.1.0:beta1:*:*:beta:*:*:* *cpe:2.3:a:discourse:discourse:3.1.0:beta2:*:*:beta:*:*:* *cpe:2.3:a:discourse:discourse:3.1.0:beta5:*:*:beta:*:*:*
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.
Vulnerability Scoring Details
Base CVSS Score: 6.8
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality Impact
Integrity Impact
Availability Impact
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.19 }} 0.04%
score
0.41672
percentile