CVE-2024-56319

HIGHNVD 7.57.5—Elevated

7.5

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).

CVSS v3: 7.5
EG Score: 7.5(medium)
EPSS: 61.2%
KEV: Not listed

Published

December 18, 2024

Last Modified

April 15, 2026

References (4)

cve@mitrehttps://github.com/project-chip/connectedhomeip/commit/e3277eb02ed8115de5887e8beca0e35007ba71f3
cve@mitrehttps://github.com/project-chip/connectedhomeip/issues/36760
cve@mitrehttps://github.com/project-chip/connectedhomeip/pull/36843
134c704f-9b21-4f2e-91b3-4a467353bcc0https://github.com/project-chip/connectedhomeip/issues/36760

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-770Allocation of Resources Without Limits or Throttling

Data Freshness Timeline

(refreshed 13× in last 7d / 20× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-04 13:11 UTCepss_batch
2026-06-04 13:11 UTCepss_batch
2026-06-04 02:09 UTCOSV refresh
2026-06-02 20:12 UTCepss_batch
2026-06-02 20:12 UTCepss_batch
2026-06-01 13:51 UTCepss_batch
2026-06-01 13:51 UTCepss_batch
2026-06-01 13:51 UTCepss_batch
2026-05-31 22:30 UTCepss_batch
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2026-05-31 00:16 UTCepss_batch
2026-05-31 00:16 UTCepss_batch
2026-05-29 13:43 UTCepss_batch
2026-05-28 13:44 UTCepss_batch
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2026-05-27 13:40 UTCepss_batch
2026-05-27 13:40 UTCepss_batch
2026-05-26 13:43 UTCepss_batch
2026-05-26 13:43 UTCepss_batch

Frequently asked(5)

What is CVE-2024-56319?

CVE-2024-56319 is a high vulnerability published on December 18, 2024. 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).

When was CVE-2024-56319 disclosed?

CVE-2024-56319 was first published in the National Vulnerability Database on December 18, 2024, with the most recent update on April 15, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2024-56319 actively exploited?

CVE-2024-56319 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 61.2% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2024-56319?

CVE-2024-56319 has a CVSS v3 base score of 7.5 (NVD).

How do I remediate CVE-2024-56319?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2024-56319, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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CVE-2024-56319

📅 Published

🔄 Last Modified

🔗 References (4)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2024-56319?

🔗 Related CVEs(same CWE)

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Published

Last Modified

References (4)

Frequently asked(5)

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