CVE-2024-21848

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

CVSS v3.1 Score

3.1

LOW

CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N

Weakness Type (CWE)

CWE-284 CWE-284

CWE-273 CWE-273

Affected Products

Vendor	Product	Versions
mattermost	mattermost_server	8.1.0 — 8.1.11

References

Advisories & Patches

https://mattermost.com/security-updates https://mattermost.com/security-updates

Frequently Asked Questions

What is CVE-2024-21848? +

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 It has a CVSS v3.1 base score of 3.1 (LOW).

How severe is CVE-2024-21848? +

CVE-2024-21848 has a CVSS v3.1 score of 3.1 out of 10, rated LOW. This is a low-severity vulnerability with limited impact.

What products are affected by CVE-2024-21848? +

CVE-2024-21848 affects products from mattermost, specifically: mattermost_server. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2024-21848? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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