CVE-2023-48268 : Security Advisory and Response
Discover the impact of CVE-2023-48268 on Mattermost Boards. Learn about the vulnerability, affected versions, and mitigation steps to prevent Denial of Service attacks.
A detailed overview of CVE-2023-48268 focusing on the impact, technical details, and mitigation strategies.
Understanding CVE-2023-48268
Explore the vulnerability, its impact, affected systems, and possible exploitation methods.
What is CVE-2023-48268?
Mattermost Boards fail to limit the data extracted from compressed archives during board import, potentially leading to resource consumption and Denial of Service attacks.
The Impact of CVE-2023-48268
The vulnerability allows an attacker to import a specially crafted zip file, triggering resource consumption and possible Denial of Service incidents.
Technical Details of CVE-2023-48268
Delve into the specifics of the vulnerability including its description, affected systems, and exploitation mechanisms.
Vulnerability Description
Mattermost Boards fail to restrict the amount of data extracted from compressed archives, enabling attackers to overwhelm resources through malicious zip file imports.
Affected Systems and Versions
Versions up to 9.1.0 of Mattermost are affected, with the potential for resource consumption and Denial of Service attacks.
Exploitation Mechanism
By importing a specially crafted zip file, attackers can exploit the vulnerability and exhaust system resources, leading to Denial of Service.
Mitigation and Prevention
Learn how to mitigate this vulnerability and protect your systems from potential attacks.
Immediate Steps to Take
Update Mattermost Server to versions 9.1.1, 9.0.2, 7.8.13, 8.1.4 or higher to address the vulnerability and prevent exploitation.
Long-Term Security Practices
Regularly update software and apply patches promptly to prevent known vulnerabilities from being exploited.
Patching and Updates
Stay informed about security updates released by Mattermost and ensure timely application to keep your systems secure.