CVE-2017-18910 : What You Need to Know

A vulnerability has been identified in Mattermost Server versions 3.8.2, 3.7.5, and 3.6.7, allowing e-mail notifications to contain fraudulent links.

Understanding CVE-2017-18910

This CVE refers to a security issue in Mattermost Server versions prior to 3.8.2, 3.7.5, and 3.6.7, where e-mail notifications can include spoofed links.

What is CVE-2017-18910?

This CVE describes a vulnerability in Mattermost Server that enables malicious actors to insert fraudulent links into e-mail notifications, potentially leading users to phishing websites or malware.

The Impact of CVE-2017-18910

The exploitation of this vulnerability could result in users unknowingly clicking on malicious links, compromising sensitive information, or falling victim to phishing attacks.

Technical Details of CVE-2017-18910

This section provides more technical insights into the vulnerability.

Vulnerability Description

The issue allows attackers to craft e-mail notifications with deceptive links, posing a significant security risk to users of affected Mattermost Server versions.

Affected Systems and Versions

Mattermost Server versions 3.8.2, 3.7.5, and 3.6.7

Exploitation Mechanism

Attackers can exploit this vulnerability by manipulating the content of e-mail notifications to include malicious links, tricking users into interacting with harmful websites.

Mitigation and Prevention

Protecting systems from CVE-2017-18910 requires immediate actions and long-term security measures.

Immediate Steps to Take

Update Mattermost Server to versions 3.8.2, 3.7.5, or 3.6.7 to mitigate the vulnerability.
Educate users about the risks of clicking on links in e-mail notifications.

Long-Term Security Practices

Implement email filtering mechanisms to detect and block suspicious links.
Regularly educate users on identifying phishing attempts and practicing safe browsing habits.

Patching and Updates

Stay informed about security updates from Mattermost and promptly apply patches to address known vulnerabilities.