Discourse up to 3.1.4/3.2.0.beta4 cross site scripting

CVSS Meta Temp Score
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CTI Interest Score
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5.3$0-$5k0.00

Summaryinfo

A vulnerability marked as problematic has been reported in Discourse up to 3.1.4/3.2.0.beta4. The affected element is an unknown function. This manipulation causes cross site scripting. This vulnerability is registered as CVE-2024-23834. Remote exploitation of the attack is possible. No exploit is available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability has been found in Discourse up to 3.1.4/3.2.0.beta4 and classified as problematic. Affected by this vulnerability is an unknown code. The manipulation with an unknown input leads to a cross site scripting vulnerability. The CWE definition for the vulnerability is CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. As an impact it is known to affect integrity. The summary by CVE is:

Discourse is an open-source discussion platform. Improperly sanitized user input could lead to an XSS vulnerability in some situations. This vulnerability only affects Discourse instances which have disabled the default Content Security Policy. The vulnerability is patched in 3.1.5 and 3.2.0.beta5. As a workaround, ensure Content Security Policy is enabled and does not include `unsafe-inline`.

The weakness was published 01/31/2024 as GHSA-rj3g-8q6p-63pc. The advisory is shared at github.com. This vulnerability is known as CVE-2024-23834 since 01/22/2024. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1059.007 for this issue.

Upgrading to version 3.1.5 or 3.2.0.beta5 eliminates this vulnerability. The upgrade is hosted for download at meta.discourse.org. Applying the patch 568d704a94c528b7c2cb0f3512a7b7b606bc3000 is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

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Productinfo

Type

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.3

VulDB Base Score: 3.5
VulDB Temp Score: 3.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.1
NVD Vector: 🔍

CNA Base Score: 6.3
CNA Vector (GitHub, Inc.): 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Cross site scripting
CWE: CWE-79 / CWE-94 / CWE-74
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Discourse 3.1.5/3.2.0.beta5
Patch: 568d704a94c528b7c2cb0f3512a7b7b606bc3000

Timelineinfo

01/22/2024 🔍
01/31/2024 +9 days 🔍
01/31/2024 +0 days 🔍
02/22/2024 +22 days 🔍

Sourcesinfo

Product: github.com

Advisory: GHSA-rj3g-8q6p-63pc
Status: Confirmed

CVE: CVE-2024-23834 (🔍)
GCVE (CVE): GCVE-0-2024-23834
GCVE (VulDB): GCVE-100-252445

Entryinfo

Created: 01/31/2024 01:51
Updated: 02/22/2024 11:22
Changes: 01/31/2024 01:51 (52), 02/22/2024 11:22 (11)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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