CVE-2024-39839
Aug. 1, 2024, 4:45 p.m.
Tags
CVSS Score
Product(s) Impacted
Mattermost
- 9.5.0 - 9.5.6
- 9.7.0 - 9.7.5
- 9.8.0 - 9.8.1
- 9.9.0
Description
Mattermost versions 9.9.x <= 9.9.0, 9.5.x <= 9.5.6, 9.7.x <= 9.7.5, 9.8.x <= 9.8.1 fail to disallow users to set their own remote username, when shared channels were enabled, which allows a user on a remote to set their remote username prop to an arbitrary string, which would be then synced to the local server as long as the user hadn't been synced before.
Weaknesses
CWE-284
Improper Access Control
The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor.
CWE ID: 284Date
Published: Aug. 1, 2024, 3:15 p.m.
Last Modified: Aug. 1, 2024, 4:45 p.m.
Status : Undergoing Analysis
CVE has been recently published to the CVE List and has been received by the NVD.
More infoSource
responsibledisclosure@mattermost.com
CVSS Data
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
LOW
Availability Impact
NONE
Base Score
Exploitability Score
Impact Score
Base Severity
MEDIUMCVSS Vector String
The CVSS vector string provides an in-depth view of the vulnerability metrics.
View Vector StringCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N