CVE-2023-50333

Mattermost fails to update the permissions of the current session for a user who was just demoted to guest, allowing freshly demoted guests to change group names.

CVSS v3 3.7 LOW

3.7^/10

CVSS v3 : LOW

Vector :

Exploitability : 1.2 / Impact : 2.5

Attack Vector NETWORK

Attack Complexity HIGH

Privileges Required LOW

User Interaction REQUIRED

Confidentiality Impact NONE

Integrity Impact LOW

Availability Impact LOW

Scope UNCHANGED

References

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

Configurations

Configuration 1 (hide)

cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*

History

21 Nov 2024, 08:36

Type	Values Removed	Values Added
CVSS	v2 : ~~unknown~~ v3 : ~~4.3~~	v2 : unknown v3 : 3.7
References	~~() https://mattermost.com/security-updates - Vendor Advisory~~	() https://mattermost.com/security-updates - Vendor Advisory

08 Jan 2024, 19:04

Type	Values Removed	Values Added
CWE		NVD-CWE-Other
References	~~() https://mattermost.com/security-updates -~~	() https://mattermost.com/security-updates - Vendor Advisory
CPE		cpe:2.3:a:mattermost:mattermost_server::::::::
First Time		Mattermost Mattermost mattermost Server
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : unknown v3 : 4.3

02 Jan 2024, 10:15

Type	Values Removed	Values Added
New CVE

Information

Published : 2024-01-02 10:15

Updated : 2024-11-21 08:36

NVD link : CVE-2023-50333

Mitre link : CVE-2023-50333

CVE.ORG link : CVE-2023-50333

JSON object : View

Products Affected

mattermost

mattermost_server

CWE

CWE-284

Improper Access Control

NVD-CWE-Other

{"id": "CVE-2023-50333", "metrics": {"cvssMetricV31": [{"type": "Secondary", "source": "responsibledisclosure@mattermost.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 3.7, "attackVector": "NETWORK", "baseSeverity": "LOW", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:N/I:L/A:L", "integrityImpact": "LOW", "userInteraction": "REQUIRED", "attackComplexity": "HIGH", "availabilityImpact": "LOW", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}, "impactScore": 2.5, "exploitabilityScore": 1.2}, {"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 4.3, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N", "integrityImpact": "LOW", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}, "impactScore": 1.4, "exploitabilityScore": 2.8}]}, "published": "2024-01-02T10:15:08.723", "references": [{"url": "https://mattermost.com/security-updates", "tags": ["Vendor Advisory"], "source": "responsibledisclosure@mattermost.com"}, {"url": "https://mattermost.com/security-updates", "tags": ["Vendor Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Secondary", "source": "responsibledisclosure@mattermost.com", "description": [{"lang": "en", "value": "CWE-284"}]}, {"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "NVD-CWE-Other"}]}], "descriptions": [{"lang": "en", "value": "Mattermost fails to update the permissions of the current session for a user who was just demoted to guest, allowing\u00a0freshly demoted guests to change group names.\n\n"}, {"lang": "es", "value": "Mattermost no actualiza los permisos de la sesi\u00f3n actual para un usuario que acaba de ser degradado a invitado, lo que permite a los invitados reci\u00e9n degradados cambiar los nombres de los grupos."}], "lastModified": "2024-11-21T08:36:51.637", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "4FFBD373-195D-4481-B87D-5B329DBEC33D", "versionEndExcluding": "8.1.7"}], "operator": "OR"}]}], "sourceIdentifier": "responsibledisclosure@mattermost.com"}