CVE-2023-2193

Mattermost fails to invalidate existing authorization codes when deauthorizing an OAuth2 app, allowing an attacker possessing an authorization code to generate an access token.

CVSS v3 9.1 CRITICAL

9.1^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.2

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

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:7.1.7:::::::*
	cpe:2.3:a:mattermost:mattermost:7.7.3:::::::*
	cpe:2.3:a:mattermost:mattermost:7.8.2:::::::*
	cpe:2.3:a:mattermost:mattermost:7.9.1:::::::*

History

02 May 2023, 18:13

Type	Values Removed	Values Added
CPE		cpe:2.3:a:mattermost:mattermost:7.9.1:::::::* cpe:2.3:a:mattermost:mattermost:7.8.2:::::::* cpe:2.3:a:mattermost:mattermost:7.1.7:::::::* cpe:2.3:a:mattermost:mattermost:7.7.3:::::::*
References	~~(MISC) https://mattermost.com/security-updates/ -~~	(MISC) https://mattermost.com/security-updates/ - Vendor Advisory
First Time		Mattermost Mattermost mattermost
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : unknown v3 : 9.1
CWE		CWE-862

20 Apr 2023, 09:15

Type	Values Removed	Values Added
New CVE

Information

Published : 2023-04-20 09:15

Updated : 2023-12-10 15:01

NVD link : CVE-2023-2193

Mitre link : CVE-2023-2193

CVE.ORG link : CVE-2023-2193

JSON object : View

Products Affected

mattermost

mattermost

CWE

CWE-862

Missing Authorization

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