Incorrect Authorization Affecting github.com/mattermost/mattermost-server/api4 package, versions <7.8.10>=8.0.0 <8.0.2>=8.1.0 <8.1.1


Severity

Recommended
0.0
medium
0
10

CVSS assessment made by Snyk's Security Team. Learn more

Threat Intelligence

EPSS
0.05% (24th percentile)

Do your applications use this vulnerable package?

In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.

Test your applications

Snyk Learn

Learn about Incorrect Authorization vulnerabilities in an interactive lesson.

Start learning
  • Snyk IDSNYK-GOLANG-GITHUBCOMMATTERMOSTMATTERMOSTSERVERAPI4-5925834
  • published29 Sept 2023
  • disclosed29 Sept 2023
  • creditPyae Phyo

Introduced: 29 Sep 2023

CVE-2023-5193  (opens in a new tab)
CWE-863  (opens in a new tab)

How to fix?

Upgrade github.com/mattermost/mattermost-server/api4 to version 7.8.10, 8.0.2, 8.1.1 or higher.

Overview

github.com/mattermost/mattermost-server/api4 is an open source, private cloud, Slack-alternative from https://mattermost.org.

Affected versions of this package are vulnerable to Incorrect Authorization when retrieving a post such that an attacker can read the posts of a DM conversation.

Note:

This is only exploitable if the attacker has a system role with the permission to manage channels.

CVSS Scores

version 3.1