CVE-2023-5196 - Vulnerability Details - OpenCVE

Mattermost fails to enforce character limits in all possible notification props allowing an attacker to send a really long value for a notification_prop resulting in the server consuming an abnormal quantity of computing resources and possibly becoming temporarily unavailable for its users.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00167.

Exploitation none

Automatable no

Technical Impact partial

Vendors	Products
Mattermost	Mattermost

Configuration 1 [-]

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

No data.

No data.

Advisories

Source	ID	Title
EUVD	EUVD-2023-2399	Mattermost fails to enforce character limits in all possible notification props allowing an attacker to send a really long value for a notification_prop resulting in the server consuming an abnormal quantity of computing resources and possibly becoming temporarily unavailable for its users.
Github GHSA	GHSA-33r7-wjfc-7w98	Mattermost Uncontrolled Resource Consumption vulnerability

Fixes

Solution

Update Mattermost Server to versions 7.8.10, 8.0.2, 8.1.1 or higher.

Workaround

No workaround given by the vendor.

References

Link	Providers
https://mattermost.com/security-updates

History

Fri, 20 Sep 2024 16:30:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

MITRE

Status: PUBLISHED

Assigner: Mattermost

Published: 2023-09-29T09:22:36.286Z

Updated: 2024-09-20T16:02:00.219Z

Reserved: 2023-09-26T09:37:55.255Z

Link: CVE-2023-5196

Vulnrichment

Updated: 2024-08-02T07:52:07.819Z

NVD

Status : Modified

Published: 2023-09-29T10:15:10.890

Modified: 2024-11-21T08:41:16.843

Link: CVE-2023-5196

Redhat

No data.

OpenCVE Enrichment

No data.

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