PT-2020-10804 · Mattermost · Mattermost Server

Published 2020-06-19 · Updated 2021-04-12 · CVE-2019-20841

Positive Technologies (AI Summary)

CVSS v3.1

8.8

High

Base vector

AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Mattermost Server versions prior to 5.18.0 Mattermost Server version 5.17.2 Mattermost Server version 5.16.4 Mattermost Server version 5.15.4 Mattermost Server version 5.9.7

Description An issue in Mattermost Server allows CSRF to sometimes occur via a crafted web site, potentially leading to account takeover attacks.

Recommendations For versions prior to 5.18.0, update to version 5.18.0 or later. For version 5.17.2, update to version 5.18.0 or later. For version 5.16.4, update to version 5.18.0 or later. For version 5.15.4, update to version 5.18.0 or later. For version 5.9.7, update to version 5.18.0 or later.

Fix

CSRF

Weakness Enumeration

CWE-352

Related Identifiers

CVE-2019-20841

Affected Products

Mattermost Server

References · 4

• https://mattermost.com/security-updates · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2019-20841 · Security Note
• https://osv.dev/vulnerability/CVE-2019-20841 · Vendor Advisory
• https://t.me/cibsecurity/12886 · Telegram Post