What is CVE-2020-14453?

CVE-2020-14453 is a high-severity vulnerability in Mattermost Server, classified under Insufficient Verification of Data Authenticity. CVSS score: 7.5/10. Published 2020-06-19.

How severe is CVE-2020-14453?

High severity. CVSS v3 base score is 7.5 out of 10.

Vulnerability in Mattermost Server

CVE-2020-14453

An issue was discovered in Mattermost Server before 5.21.0. Socket read operations are not appropriately restricted, which allows attackers to cause a denial of service, aka MMSA-2020-0005.

EPSS: 0.006 (47.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Mattermost Mattermost_server
N/a — versions n/a

Weakness classification (CWE)

CWE-345 — Insufficient Verification of Data Authenticity

References

cve@mitre.org (x_refsource_CONFIRM, Vendor Advisory)

Frequently asked questions

What is CVE-2020-14453?: CVE-2020-14453 is a high-severity vulnerability in Mattermost Server, classified under Insufficient Verification of Data Authenticity. CVSS score: 7.5/10. Published 2020-06-19.
How severe is CVE-2020-14453?: High severity. CVSS v3 base score is 7.5 out of 10.