What is CVE-2019-20881?

CVE-2019-20881 is a high-severity vulnerability in Mattermost Server, classified under Improper Restriction of Excessive Authentication Attempts. CVSS score: 7.3/10. Published 2020-06-19.

How severe is CVE-2019-20881?

High severity. CVSS v3 base score is 7.3 out of 10.

Vulnerability in Mattermost Server

CVE-2019-20881

An issue was discovered in Mattermost Server before 5.8.0. It mishandles brute-force attacks against MFA.

EPSS: 0.008 (53.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.3 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L.

Affected products

Mattermost Mattermost_server
N/a — versions n/a

Weakness classification (CWE)

CWE-307 — Improper Restriction of Excessive Authentication Attempts

References

cve@mitre.org (x_refsource_CONFIRM, Vendor Advisory)

Frequently asked questions

What is CVE-2019-20881?: CVE-2019-20881 is a high-severity vulnerability in Mattermost Server, classified under Improper Restriction of Excessive Authentication Attempts. CVSS score: 7.3/10. Published 2020-06-19.
How severe is CVE-2019-20881?: High severity. CVSS v3 base score is 7.3 out of 10.