What is CVE-2024-39767?

CVE-2024-39767 is a medium-severity vulnerability in Mattermost, classified under Improper Authentication. CVSS score: 4.2/10. Published 2024-07-15.

How severe is CVE-2024-39767?

Medium severity. CVSS v3 base score is 4.2 out of 10.

Auth bypass in Mattermost

CVE-2024-39767

Mattermost Mobile Apps versions <=2.16.0 fail to validate that the push notifications received for a server actually came from this serve that which allows a malicious server to send push notifications with another server’s diagnostic ID o…

Vulnerability class: Broken Authentication

EPSS: 0.002 (10.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.2 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:L.

Affected products

Mattermost — versions 0, 2.17.0
Mattermost Mattermost_mobile

Weakness classification (CWE)

CWE-287 — Improper Authentication

References

responsibledisclosure@mattermost.com (Vendor Advisory)

Frequently asked questions

What is CVE-2024-39767?: CVE-2024-39767 is a medium-severity vulnerability in Mattermost, classified under Improper Authentication. CVSS score: 4.2/10. Published 2024-07-15.
How severe is CVE-2024-39767?: Medium severity. CVSS v3 base score is 4.2 out of 10.