CVE-2023-34093 : Security Advisory and Response

Strapi allows actors to make all attributes on a content-type public without noticing it.

Understanding CVE-2023-34093

This CVE affects Strapi, an open-source headless content management system, where users could inadvertently make all attributes of a content-type public without realizing it, potentially leading to sensitive information exposure.

What is CVE-2023-34093?

Prior to version 4.10.8 of Strapi, a vulnerability exists where any user, including developers and plugin users, could unknowingly make private attributes of a Content-Type public. This could result in exposing sensitive information or granting access to the system by unauthorized users.

The Impact of CVE-2023-34093

The vulnerability affects how Strapi handles content types, allowing unintentional exposure of private attributes. Users manipulating content types may inadvertently make attributes public, posing risks of data breach or unauthorized system access.

Technical Details of CVE-2023-34093

This vulnerability has a CVSS score of 4.8 out of 10, indicating a medium severity level. The attack complexity is high, requiring user interaction, with a confidentiality impact of high but low integrity impact.

Vulnerability Description

Affected versions of Strapi, prior to 4.10.8, allow users to make private attributes public, potentially exposing sensitive information to unauthorized actors.

Affected Systems and Versions

Vendor: Strapi
Product: Strapi
Affected Version: Less than 4.10.8

Exploitation Mechanism

The vulnerability is exploited by manipulating content types in Strapi, leading to unintended exposure of private attributes and sensitive data.

Mitigation and Prevention

To address CVE-2023-34093, immediate steps must be taken to secure systems and prevent unauthorized access.

Immediate Steps to Take

Update Strapi to version 4.10.8, which contains a patch for this vulnerability.
Avoid granting unnecessary privileges to users to prevent unintended changes to content types.
Regularly monitor and audit content types for any unauthorized modifications.

Long-Term Security Practices

Educate users on the importance of data privacy and secure configuration practices.
Implement access control mechanisms to restrict unauthorized access to sensitive system components.

Patching and Updates

Regularly apply software updates and patches released by Strapi to address known vulnerabilities and enhance system security.