CVE-2023-7114 : Exploit Details and Defense Strategies

This CVE-2023-7114 was assigned by Mattermost and it was published on December 29, 2023. The vulnerability affects Mattermost versions 2.10.0 and earlier, potentially allowing attackers to carry out CSRF attacks due to a failure to sanitize deeplink paths.

Understanding CVE-2023-7114

This section provides an insight into the nature of the CVE-2023-7114 vulnerability and its impact on affected systems.

What is CVE-2023-7114?

CVE-2023-7114 is a vulnerability found in Mattermost versions 2.10.0 and earlier. It arises from the failure to properly sanitize deeplink paths, creating an opportunity for malicious actors to conduct Cross-Site Request Forgery (CSRF) attacks against the server.

The Impact of CVE-2023-7114

The impact of CVE-2023-7114 is classified as high severity, with a CVSS base score of 7.1. The vulnerability can lead to changes in scope, high integrity impact, and low availability and confidentiality impacts. It requires low privileges from the attacker and user interaction is necessary.

Technical Details of CVE-2023-7114

In this section, we delve deeper into the technical aspects of CVE-2023-7114, including the vulnerability description, affected systems and versions, and the exploitation mechanism.

Vulnerability Description

The vulnerability in Mattermost versions 2.10.0 and earlier stems from the lack of proper deeplink path sanitization, leaving the server susceptible to CSRF attacks by malicious entities.

Affected Systems and Versions

Mattermost versions 2.10.0 and earlier are confirmed to be affected by CVE-2023-7114. Specifically, version 2.10.0 is vulnerable, while version 2.10.1 addresses this issue and is considered unaffected.

Exploitation Mechanism

To exploit CVE-2023-7114, attackers can leverage the failure to sanitize deeplink paths in Mattermost versions 2.10.0 and earlier, enabling them to launch CSRF attacks against the server.

Mitigation and Prevention

Here we outline the steps that can be taken to mitigate the risks associated with CVE-2023-7114 and prevent potential security breaches.

Immediate Steps to Take

Users are advised to update Mattermost Mobile Apps to version 2.10.1 or higher, which includes the necessary security patches to address the CVE-2023-7114 vulnerability.

Long-Term Security Practices

In the long term, organizations should prioritize regular security assessments, implement robust security protocols, and stay updated on security advisories to prevent similar vulnerabilities from being exploited.

Patching and Updates

Regularly updating software, applying security patches promptly, and following best practices for secure coding can help mitigate risks and enhance the overall security posture of systems and applications.