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CVE-2023-36465— Decidim has broken access control in templates

Quick assessment

Affected
decidim decidim
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.

Decidim是一个参与式民主框架，用 Ruby on Rails 编写。 Decidim 0.26.8之前版本、0.27.4之前版本存在访问控制错误漏洞，该漏洞源于templates模块不会强制执行正确的权限，从而允许任何登录用户访问管理面板，攻击者可以利用此漏洞更改、创建或删除调查模板。

CVSS 9.1 · Critical EPSS 0.67% · P51

Possible ATT&CK Techniques 1 AI

T1068 · Exploitation for Privilege Escalation
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I. Basic Information for CVE-2023-36465

Vulnerability Information
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Vulnerability Title
Decidim has broken access control in templates
Source: CVE Program / CVE List V5
Vulnerability Description
Decidim is a participatory democracy framework, written in Ruby on Rails, originally developed for the Barcelona City government online and offline participation website. The `templates` module doesn't enforce the correct permissions, allowing any logged-in user to access to this functionality in the administration panel. An attacker could use this vulnerability to change, create or delete templates of surveys. This issue has been patched in version 0.26.8 and 0.27.4.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:H/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
访问控制不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
Decidim 访问控制错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Decidim是一个参与式民主框架，用 Ruby on Rails 编写。 Decidim 0.26.8之前版本、0.27.4之前版本存在访问控制错误漏洞，该漏洞源于templates模块不会强制执行正确的权限，从而允许任何登录用户访问管理面板，攻击者可以利用此漏洞更改、创建或删除调查模板。
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
decidim decidim >= 0.23.2, < 0.26.8 -

II. Public POCs for CVE-2023-36465

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III. Intelligence Information for CVE-2023-36465

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Vendor Advisories for CVE-2023-36465 (1)

Other References for CVE-2023-36465 (2)

IV. Related Vulnerabilities

Same product: decidim
Same vendor: decidim
Same weakness: CWE-284

V. Comments for CVE-2023-36465

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