PT-2023-25327 · Unknown · Mattermost

Juho Nurminen · Published 2023-07-17 · Updated 2024-03-06 · CVE-2023-3581

Positive Technologies (AI Summary)

CVSS v3.1

8.1

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Mattermost (affected versions not specified)

Description The issue is related to Mattermost failing to properly validate the origin of a websocket connection. This allows a Man-In-The-Middle (MITM) attacker on Mattermost to access the websocket APIs.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Origin Validation Error

Weakness Enumeration

CWE-346

Related Identifiers

BIT-MATTERMOST-2023-3581

CVE-2023-3581

Affected Products

Mattermost

References · 8

• https://osv.dev/vulnerability/CVE-2023-3581 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-3581 · Security Note
• https://osv.dev/vulnerability/BIT-mattermost-2023-3581 · Vendor Advisory
• https://mattermost.com/security-updates · Vendor Advisory
• https://t.me/cvenotify/54501 · Telegram Post
• https://t.me/cibsecurity/66837 · Telegram Post
• https://t.me/cvenotify/55356 · Telegram Post
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-3581 · Note