What is CVE-2019-20853?

CVE-2019-20853 is a critical-severity vulnerability in Mattermost Packages, classified under Exposure of Resource to Wrong Sphere. CVSS score: 9.8/10. Published 2020-06-19.

How severe is CVE-2019-20853?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Vulnerability in Mattermost Packages

CVE-2019-20853

An issue was discovered in Mattermost Packages before 5.16.3. A Droplet could allow Internet access to a service that has a remote code execution problem.

EPSS: 0.022 (80.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Mattermost Mattermost_packages
N/a — versions n/a

Weakness classification (CWE)

CWE-668 — Exposure of Resource to Wrong Sphere

References

cve@mitre.org (x_refsource_CONFIRM, Vendor Advisory)

Frequently asked questions

What is CVE-2019-20853?: CVE-2019-20853 is a critical-severity vulnerability in Mattermost Packages, classified under Exposure of Resource to Wrong Sphere. CVSS score: 9.8/10. Published 2020-06-19.
How severe is CVE-2019-20853?: Critical severity. CVSS v3 base score is 9.8 out of 10.