CVE-2023-49809

Mattermost fails to handle a null request body in the /add endpoint, allowing a simple member to send a request with null request body to that endpoint and make it crash. After a few repetitions, the plugin is disabled.

CVSS v3 6.5 MEDIUM

6.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

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

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:mattermost:mattermost_server::::::::
	cpe:2.3:a:mattermost:mattermost_server::::::::

History

14 Dec 2023, 18:45

Type	Values Removed	Values Added
CVSS	v2 : ~~unknown~~ v3 : ~~4.3~~	v2 : unknown v3 : 6.5
References	~~() https://mattermost.com/security-updates -~~	() https://mattermost.com/security-updates - Issue Tracking, Vendor Advisory
Summary		(es) Mattermost no logra manejar un cuerpo de solicitud nulo en el endpoint /add, lo que permite que un miembro simple envíe una solicitud con un cuerpo de solicitud nulo a ese endpoint y haga que falle. Después de algunas repeticiones, el complemento se desactiva.
CPE		cpe:2.3:a:mattermost:mattermost_server::::::::
First Time		Mattermost Mattermost mattermost Server

12 Dec 2023, 09:15

Type	Values Removed	Values Added
New CVE

Information

Published : 2023-12-12 09:15

Updated : 2023-12-14 18:45

NVD link : CVE-2023-49809

Mitre link : CVE-2023-49809

CVE.ORG link : CVE-2023-49809

JSON object : View

Products Affected

mattermost

mattermost_server

CWE

CWE-400

Uncontrolled Resource Consumption

{"id": "CVE-2023-49809", "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 6.5, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 2.8}, {"type": "Secondary", "source": "responsibledisclosure@mattermost.com", "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:N/A:L", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "LOW", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}, "impactScore": 1.4, "exploitabilityScore": 2.8}]}, "published": "2023-12-12T09:15:09.110", "references": [{"url": "https://mattermost.com/security-updates", "tags": ["Issue Tracking", "Vendor Advisory"], "source": "responsibledisclosure@mattermost.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-400"}]}, {"type": "Secondary", "source": "responsibledisclosure@mattermost.com", "description": [{"lang": "en", "value": "CWE-400"}]}], "descriptions": [{"lang": "en", "value": "Mattermost fails to handle a null request body in the /add endpoint, allowing a simple member to send a request with null request body to that endpoint and make it crash. After a few repetitions, the plugin is disabled.\u00a0\n\n"}, {"lang": "es", "value": "Mattermost no logra manejar un cuerpo de solicitud nulo en el endpoint /add, lo que permite que un miembro simple env\u00ede una solicitud con un cuerpo de solicitud nulo a ese endpoint y haga que falle. Despu\u00e9s de algunas repeticiones, el complemento se desactiva."}], "lastModified": "2023-12-14T18:45:03.083", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "6FA74D02-6508-49A3-960F-22B84B6E5B51", "versionEndIncluding": "8.1.5"}, {"criteria": "cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "D0882E48-E077-4E4E-9A76-ACDAEEFC6573", "versionEndIncluding": "9.1.0", "versionStartIncluding": "9.0.0"}], "operator": "OR"}]}], "sourceIdentifier": "responsibledisclosure@mattermost.com"}