CVE-2023-40703

Mattermost fails to properly limit the characters allowed in different fields of a block in Mattermost Boards allowing a attacker to consume excessive resources, possibly leading to Denial of Service, by patching the field of a block using a specially crafted string.

CVSS v3 7.5 HIGH

7.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

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::::::::
	cpe:2.3:a:mattermost:mattermost::::::::
	cpe:2.3:a:mattermost:mattermost:9.1.0:::::::*

History

01 Dec 2023, 19:13

Type	Values Removed	Values Added
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : unknown v3 : 7.5
References	~~() https://mattermost.com/security-updates -~~	() https://mattermost.com/security-updates - Vendor Advisory
First Time		Mattermost Mattermost mattermost
CPE		cpe:2.3:a:mattermost:mattermost:9.1.0:::::::* cpe:2.3:a:mattermost:mattermost::::::::
CWE		CWE-400

27 Nov 2023, 10:15

Type	Values Removed	Values Added
New CVE

Information

Published : 2023-11-27 10:15

Updated : 2024-02-28 20:54

NVD link : CVE-2023-40703

Mitre link : CVE-2023-40703

CVE.ORG link : CVE-2023-40703

JSON object : View

Products Affected

mattermost

mattermost

CWE

CWE-400

Uncontrolled Resource Consumption

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