PT-2020-14013 · Mattermost · Mattermost Server

Published 2020-06-19 · Updated 2024-03-06 · CVE-2020-14453

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 5.21.0

Description An issue was discovered that allows attackers to cause a denial of service due to socket read operations not being appropriately restricted.

Recommendations For versions prior to 5.21.0, update to version 5.21.0 or later to resolve the issue. As a temporary workaround, consider restricting access to socket read operations to minimize the risk of exploitation.

Fix

DoS

Insufficient Verification of Data Authenticity

Weakness Enumeration

CWE-345

Related Identifiers

BIT-MATTERMOST-2020-14453

CVE-2020-14453

Affected Products

Mattermost Server

References · 5

• https://mattermost.com/security-updates · Vendor Advisory
• https://osv.dev/vulnerability/BIT-mattermost-2020-14453 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2020-14453 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2020-14453 · Security Note
• https://t.me/cvenotify/4502 · Telegram Post