CVE-2022-1002 : Vulnerability Insights and Analysis
Understand CVE-2022-1002 affecting Mattermost where HTML content injection is possible, impacting versions 6.3.0 and earlier. Learn about the impact, technical details, and mitigation steps.
This article provides detailed information about CVE-2022-1002, a vulnerability in Mattermost that allows HTML injection while inviting guests.
Understanding CVE-2022-1002
CVE-2022-1002 refers to a security vulnerability in Mattermost versions 6.3.0 and earlier, where the system fails to properly sanitize HTML content in email invitations, enabling registered users to inject unescaped HTML content in invitations.
What is CVE-2022-1002?
The vulnerability in Mattermost allows registered users with special permissions to inject unescaped HTML content in email invitations sent to guest users.
The Impact of CVE-2022-1002
The impact of this vulnerability is considered low, with a base score of 2 according to CVSS v3.1 metrics. However, it can lead to potential security risks and malicious attacks.
Technical Details of CVE-2022-1002
This section outlines specific technical details related to the CVE-2022-1002 vulnerability.
Vulnerability Description
Mattermost versions 6.3.0 and earlier are affected by improper HTML content sanitization in email invitations, allowing for HTML injection by registered users.
Affected Systems and Versions
The vulnerability impacts Mattermost versions 6.3.0 and earlier. Users of these versions are at risk of unauthorized HTML content injection in email invitations.
Exploitation Mechanism
The vulnerability can be exploited by registered users with specific permissions who can manipulate email invitations to include unescaped HTML content.
Mitigation and Prevention
To address CVE-2022-1002 and enhance system security, certain mitigation and prevention measures are recommended.
Immediate Steps to Take
It is advised to update Mattermost to version v6.4 or higher to mitigate the vulnerability and prevent HTML injection in email invitations.
Long-Term Security Practices
Implementing secure coding practices, regular security audits, and user permission reviews can help maintain a more secure environment.
Patching and Updates
Regularly apply security patches and updates provided by Mattermost to address known vulnerabilities and enhance system security.