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CVE-2023-38685— Discourse's restricted tag information visible to unauthenticated users

Quick assessment

Affected
discourse discourse
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Discourse是一套开源的社区讨论平台。该平台包括社区、电子邮件和聊天室等功能。 Discourse 存在信息泄露漏洞，该漏洞源于有关受限可见性主题标签的信息可能会被未经授权的用户获取。

CVSS 4.3 · Medium EPSS 0.47% · P39

Possible ATT&CK Techniques 1 AI

T1530 · Data from Cloud Storage
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I. Basic Information for CVE-2023-38685

Vulnerability Information
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Vulnerability Title
Discourse's restricted tag information visible to unauthenticated users
Source: CVE Program / CVE List V5
Vulnerability Description
Discourse is an open source discussion platform. Prior to version 3.0.6 of the `stable` branch and version 3.1.0.beta7 of the `beta` and `tests-passed` branches, information about restricted-visibility topic tags could be obtained by unauthorized users. The issue is patched in version 3.0.6 of the `stable` branch and version 3.1.0.beta7 of the `beta` and `tests-passed` branches.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
信息暴露
Source: CVE Program / CVE List V5
Vulnerability Title
Discourse 信息泄露漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Discourse是一套开源的社区讨论平台。该平台包括社区、电子邮件和聊天室等功能。 Discourse 存在信息泄露漏洞，该漏洞源于有关受限可见性主题标签的信息可能会被未经授权的用户获取。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
discourse discourse >= 3.1.0.beta1, < 3.1.0.beta7 -

II. Public POCs for CVE-2023-38685

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III. Intelligence Information for CVE-2023-38685

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Patches & Fixes for CVE-2023-38685 (1)

Vendor Advisories for CVE-2023-38685 (1)

Same Patch Batch · discourse · 2023-07-28 · 6 CVEs total

CVE-2023-37467 6.8 MEDIUM Discourse CSP nonce reuse vulnerability for anonymous users
CVE-2023-38684 5.3 MEDIUM Discourse vulnerable to ossible DDoS due to unbounded limits in various controller actions
CVE-2023-38498 4.3 MEDIUM Discourse vulnerable to DoS via defer queue
CVE-2023-37906 4.3 MEDIUM Discourse vulnerable to DoS via post edit reason
CVE-2023-37904 2.6 LOW Discourse Race Condition in Accept Invite

IV. Related Vulnerabilities

Same product: discourse
Same vendor: discourse
Same weakness: CWE-200

V. Comments for CVE-2023-38685

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