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CVE-2024-21848

3.1 · LOW
Published Apr 5, 2024 mattermost CWE-284 EPSS 0.31% (23th pctl)

Overview

CVE-2024-21848 is a low-severity vulnerability affecting mattermost mattermost_server. It was published on April 5, 2024 and has a CVSS 3.1 base score of 3.1 (LOW).

This vulnerability has a CVSS 3.1 base score of 3.1, rated LOW. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

Technical Description

Improper Access Control in Mattermost Server versions 8.1.x before 8.1.11 allows an attacker that is in a channel with an active call to keep participating in the call even if they are removed from the channel

Remediation

Check the references section for vendor advisories and patches from mattermost. Update mattermost_server to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected Products

Vendor Product Versions Status
mattermost mattermost_server >= 8.1.0, < 8.1.11 Affected

Frequently Asked Questions

What is CVE-2024-21848?

CVE-2024-21848 is a low-severity vulnerability affecting mattermost mattermost_server. It was published on April 5, 2024 and has a CVSS 3.1 base score of 3.1 (LOW).

How severe is CVE-2024-21848?

This vulnerability has a CVSS 3.1 base score of 3.1, rated LOW. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2024-21848?

Check the references section for vendor advisories and patches from mattermost. Update mattermost_server to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2024-21848?

CyberStrike's AI-powered security agents can automatically detect CVE-2024-21848 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.