CVE-2024-29977

Mattermost versions 9.9.x <= 9.9.0, 9.5.x <= 9.5.6 fail to properly validate synced reactions, when shared channels are enabled, which allows a malicious remote to create arbitrary reactions on arbitrary posts

CVSS v3 4.3 MEDIUM

4.3^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact LOW

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://mattermost.com/security-updates	Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:mattermost:mattermost::::::::
	cpe:2.3:a:mattermost:mattermost:9.9.0:::::::*

History

23 Aug 2024, 14:52

Type	Values Removed	Values Added
References	~~() https://mattermost.com/security-updates -~~	() https://mattermost.com/security-updates - Vendor Advisory
Summary		(es) Las versiones 9.9.x <= 9.9.0, 9.5.x <= 9.5.6 de Mattermost no validan correctamente las reacciones sincronizadas cuando los canales compartidos están habilitados, lo que permite que un control remoto malicioso cree reacciones arbitrarias en publicaciones arbitrarias.
CPE		cpe:2.3:a:mattermost:mattermost:9.9.0:::::::* cpe:2.3:a:mattermost:mattermost::::::::
First Time		Mattermost Mattermost mattermost
CVSS	v2 : ~~unknown~~ v3 : ~~2.7~~	v2 : unknown v3 : 4.3
CWE		NVD-CWE-noinfo

01 Aug 2024, 15:15

Type	Values Removed	Values Added
New CVE

Information

Published : 2024-08-01 15:15

Updated : 2024-08-23 14:52

NVD link : CVE-2024-29977

Mitre link : CVE-2024-29977

CVE.ORG link : CVE-2024-29977

JSON object : View

Products Affected

mattermost

mattermost

CWE

NVD-CWE-noinfo CWE-284

Improper Access Control

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