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.

Published · last modified .

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.

EPSS exploit prediction

EPSS: 0.008 (55.8th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 56th percentile — 55.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2019-20881: held from 0.008 to 0.008.

EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: 0.000

Affected products

Weakness classification (CWE)

References

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.