PT-2020-14008 · Mattermost · Mattermost Server

Published 2020-06-19 · Updated 2024-03-06 · CVE-2020-14448

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Mattermost Server versions prior to 5.23.0

Description An issue allows attackers to cause a denial of service, specifically an infinite loop, by exploiting automatic direct message replies.

Recommendations For versions prior to 5.23.0, update to version 5.23.0 or later to resolve the issue. As a temporary workaround, consider disabling automatic direct message replies until a patch is available.

Fix

DoS

Infinite Loop

Weakness Enumeration

CWE-835

Related Identifiers

BIT-MATTERMOST-2020-14448

CVE-2020-14448

Affected Products

Mattermost Server

References · 5

• https://mattermost.com/security-updates · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2020-14448 · Vendor Advisory
• https://osv.dev/vulnerability/BIT-mattermost-2020-14448 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2020-14448 · Security Note
• https://t.me/cvenotify/4497 · Telegram Post