PT-2023-25440 · Mattermost · Mattermost Welcomebot Plugin

Jason Frerich · Published 2023-07-17 · Updated 2024-03-06 · CVE-2023-3613

Positive Technologies (AI Summary)

CVSS v3.1

3.5

Low

Base vector

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

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

Description The Mattermost WelcomeBot plugin fails to validate the membership status when inviting or adding users to channels, allowing guest accounts to be added or invited to channels by default.

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

Incorrect Authorization

Weakness Enumeration

CWE-863

Related Identifiers

BIT-MATTERMOST-2023-3613

CVE-2023-3613

Affected Products

Mattermost Welcomebot Plugin

References · 8

• https://nvd.nist.gov/vuln/detail/CVE-2023-3613 · Security Note
• https://mattermost.com/security-updates · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2023-3613 · Vendor Advisory
• https://osv.dev/vulnerability/BIT-mattermost-2023-3613 · Vendor Advisory
• https://t.me/cvenotify/55257 · Telegram Post
• https://t.me/cibsecurity/66833 · Telegram Post
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-3613 · Note
• https://t.me/cvenotify/54492 · Telegram Post