CVE-2024-21848

Users maintain access to active call after being removed from a channel

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

Solution:

  • Update Mattermost Server to versions 9.5.0, 8.1.11 or higher.

Categories

3.1
CVSS
Severity: Low
CVSS 3.1 •
EPSS 0.13%
Vendor Advisory mattermost.com
Affected: Mattermost Mattermost
Published at:
Updated at:

References

Link Tags
https://mattermost.com/security-updates vendor advisory

Frequently Asked Questions

What is the severity of CVE-2024-21848?
CVE-2024-21848 has been scored as a low severity vulnerability.
How to fix CVE-2024-21848?
To fix CVE-2024-21848: Update Mattermost Server to versions 9.5.0, 8.1.11 or higher.
Is CVE-2024-21848 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2024-21848 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2024-21848?
CVE-2024-21848 affects Mattermost Mattermost.
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