What is CVE-2019-20889?

CVE-2019-20889 is a medium-severity vulnerability in Mattermost Server, classified under Incorrect Default Permissions. CVSS score: 5.3/10. Published 2020-06-19.

How severe is CVE-2019-20889?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Vulnerability in Mattermost Server

CVE-2019-20889

An issue was discovered in Mattermost Server before 5.7, 5.6.3, 5.5.2, and 4.10.5. It mishandles permissions for user-access token creation.

EPSS: 0.008 (51.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N.

Affected products

Mattermost Mattermost_server — versions 5.7.0
N/a — versions n/a

Weakness classification (CWE)

CWE-276 — Incorrect Default Permissions

References

cve@mitre.org (x_refsource_CONFIRM, Vendor Advisory)

Frequently asked questions

What is CVE-2019-20889?: CVE-2019-20889 is a medium-severity vulnerability in Mattermost Server, classified under Incorrect Default Permissions. CVSS score: 5.3/10. Published 2020-06-19.
How severe is CVE-2019-20889?: Medium severity. CVSS v3 base score is 5.3 out of 10.