CVE-2021-23933 : Security Advisory and Response

OX App Suite through 7.10.4 is vulnerable to a Cross-Site Scripting (XSS) attack through JavaScript in a Note referenced by a mail:// URL.

Understanding CVE-2021-23933

This CVE involves a specific vulnerability in OX App Suite that allows for XSS exploitation.

What is CVE-2021-23933?

CVE-2021-23933 refers to the XSS vulnerability found in OX App Suite versions up to 7.10.4, which enables attackers to execute malicious JavaScript through a Note accessed by a mail:// URL.

The Impact of CVE-2021-23933

This vulnerability could be exploited by attackers to conduct XSS attacks, potentially leading to unauthorized access to sensitive information and manipulation of user data within the application.

Technical Details of CVE-2021-23933

The following technical aspects are associated with CVE-2021-23933:

Vulnerability Description

The vulnerability allows for the insertion of malicious JavaScript code within a Note that can be accessed via a mail:// URL, leading to XSS attacks.

Affected Systems and Versions

OX App Suite versions up to 7.10.4 are affected by this XSS vulnerability.

Exploitation Mechanism

Attackers can exploit this vulnerability by crafting a malicious Note containing JavaScript and getting a user to access it through a mail:// URL.

Mitigation and Prevention

To address CVE-2021-23933, consider the following mitigation strategies:

Immediate Steps to Take

Users should avoid clicking on suspicious mail:// URLs and refrain from accessing Notes with untrusted content. Updating to a patched version is recommended.

Long-Term Security Practices

Regularly update OX App Suite to the latest version and educate users on the risks associated with opening untrusted content in the application.

Patching and Updates

Ensure timely installation of security patches and updates provided by the OX App Suite to mitigate the risk of XSS attacks.