CVE-2024-39830

HIGH

Mattermost 9.5.0-9.5.5 9.6.0-9.6.2 9.7.0-9.7.4 9.8.0 - Remote Cluster Token Timing Attack via Shared Channels

Title source: llm
STIX 2.1

Description

Mattermost versions 9.8.x <= 9.8.0, 9.7.x <= 9.7.4, 9.6.x <= 9.6.2 and 9.5.x <= 9.5.5, when shared channels are enabled, fail to use constant time comparison for remote cluster tokens which allows an attacker to retrieve the remote cluster token via a timing attack during remote cluster token comparison.

References (1)

Core 1
Core References

Scores

CVSS v3 8.1
EPSS 0.0038
EPSS Percentile 29.5%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

CWE
CWE-287 CWE-203
Status published
Products (1)
mattermost/mattermost 9.5.0 - 9.5.6
Published Jul 03, 2024
Tracked Since Feb 18, 2026