CVE-2020-13891 Explained : Impact and Mitigation

An issue was discovered in Mattermost Mobile Apps before 1.31.2 on iOS. Unintended third-party servers could sometimes obtain authorization tokens, aka MMSA-2020-0022.

Understanding CVE-2020-13891

This CVE identifies a security vulnerability in Mattermost Mobile Apps on iOS that could lead to unauthorized access to authorization tokens.

What is CVE-2020-13891?

The vulnerability in Mattermost Mobile Apps on iOS could allow unintended third-party servers to obtain authorization tokens, potentially compromising user data and security.

The Impact of CVE-2020-13891

The vulnerability could result in unauthorized access to sensitive information, potentially leading to data breaches and unauthorized account access.

Technical Details of CVE-2020-13891

This section provides technical details about the vulnerability.

Vulnerability Description

The issue in Mattermost Mobile Apps before version 1.31.2 on iOS allows unauthorized third-party servers to access authorization tokens, posing a security risk.

Affected Systems and Versions

Product: Mattermost Mobile Apps
Vendor: N/A
Versions affected: Before 1.31.2

Exploitation Mechanism

Unauthorized third-party servers can exploit this vulnerability to obtain authorization tokens, potentially compromising user accounts and data.

Mitigation and Prevention

Protect your systems and data from this vulnerability.

Immediate Steps to Take

Update Mattermost Mobile Apps to version 1.31.2 or newer.
Monitor for any unauthorized access or unusual activities on the platform.

Long-Term Security Practices

Regularly update all software and applications to the latest versions.
Implement multi-factor authentication to enhance security.

Patching and Updates

Ensure timely installation of security patches and updates to prevent exploitation of known vulnerabilities.