PT-2020-14007 · Mattermost · Mattermost Server

Published 2020-06-19 · Updated 2024-03-06 · CVE-2020-14447

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 (infinite loop) by sending large webhook requests.

Recommendations For versions prior to 5.23.0, update to version 5.23.0 or later to resolve the issue.

Fix

DoS

Infinite Loop

Weakness Enumeration

CWE-835

Related Identifiers

BIT-MATTERMOST-2020-14447

CVE-2020-14447

Affected Products

Mattermost Server

References · 5

• https://mattermost.com/security-updates · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2020-14447 · Security Note
• https://osv.dev/vulnerability/CVE-2020-14447 · Vendor Advisory
• https://osv.dev/vulnerability/BIT-mattermost-2020-14447 · Vendor Advisory
• https://t.me/cvenotify/4496 · Telegram Post