CVE-2024-56319

Severity CVSS v4.0:

Pending analysis

Type:

Unavailable / Other

Publication date:

18/12/2024

Last modified:

15/04/2026

Description

In Matter (aka connectedhomeip or Project CHIP) through 1.4.0.0 before e3277eb, unlimited user label appends in a userlabel cluster can lead to a denial of service (resource exhaustion).

Impact

Vector 3.x

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS v3.1 Severity and Metrics:

Base Score: 7.50 HIGH
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): None
Integrity (I): None
Availability (A): High

Base Score 3.x

7.50

Severity 3.x

HIGH

References to Advisories, Solutions, and Tools

https://github.com/project-chip/connectedhomeip/commit/e3277eb02ed8115de5887e8beca0e35007ba71f3
https://github.com/project-chip/connectedhomeip/issues/36760
https://github.com/project-chip/connectedhomeip/pull/36843
https://github.com/project-chip/connectedhomeip/issues/36760