Uncontrolled Resource Consumption ('Resource Exhaustion') Affecting github.com/mattermost/mattermost-server/v6 package, versions <7.8.13


Severity

Recommended
0.0
medium
0
10

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

Threat Intelligence

EPSS
0.08% (36th percentile)

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  • Snyk IDSNYK-GOLANG-GITHUBCOMMATTERMOSTMATTERMOSTSERVERV6-6095003
  • published29 Nov 2023
  • disclosed27 Nov 2023
  • creditUnknown

Introduced: 27 Nov 2023

CVE-2023-40703  (opens in a new tab)
CWE-400  (opens in a new tab)

How to fix?

Upgrade github.com/mattermost/mattermost-server/v6 to version 7.8.13 or higher.

Overview

github.com/mattermost/mattermost-server/v6 is an open source, private cloud, Slack-alternative.

Affected versions of this package are vulnerable to Uncontrolled Resource Consumption ('Resource Exhaustion') due to the improper limitation of characters in different fields of a block in Mattermost Boards. An attacker can consume excessive resources, possibly leading to a denial of service, by patching the field of a block using a specially crafted string.

CVSS Scores

version 3.1