CVE-2022-32228 : Security Advisory and Response

This article provides an overview of CVE-2022-32228, an information disclosure vulnerability in Rocket.Chat that affects versions <v5, <v4.8.2, and <v4.7.5. It explains the impact, technical details, and mitigation strategies for this CVE.

Understanding CVE-2022-32228

CVE-2022-32228 is an information disclosure vulnerability in Rocket.Chat due to inadequate input filtering, allowing for arbitrary Message IDs enumeration.

What is CVE-2022-32228?

The vulnerability in Rocket.Chat versions <v5, <v4.8.2, and <v4.7.5 stems from the getReadReceipts Meteor server method failing to properly filter user inputs utilized in MongoDB queries.

The Impact of CVE-2022-32228

Attackers can exploit this flaw to carry out $regex queries that enable the enumeration of arbitrary Message IDs, leading to unauthorized access to sensitive information.

Technical Details of CVE-2022-32228

The technical details of the CVE include:

Vulnerability Description

An information disclosure vulnerability in Rocket.Chat allows for the enumeration of arbitrary Message IDs through inadequate input filtering.

Affected Systems and Versions

Rocket.Chat versions <v5, <v4.8.2, and <v4.7.5 are affected by this vulnerability.

Exploitation Mechanism

Attackers can exploit this vulnerability by crafting malicious $regex queries to extract sensitive information.

Mitigation and Prevention

Understanding the mitigation strategies and prevention measures for CVE-2022-32228 is crucial.

Immediate Steps to Take

Users are advised to update Rocket.Chat to versions 4.7.5, 4.8.2, or 5.0.0 to mitigate the vulnerability.

Long-Term Security Practices

Implement input validation and proper filtering mechanisms to prevent similar information disclosure vulnerabilities in the future.

Patching and Updates

Regularly apply security patches and updates provided by Rocket.Chat to safeguard systems against potential exploits.