Is CVE-2024-29862 in the CISA KEV catalog?

No. CVE-2024-29862 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2024-29862?

CVE-2024-29862 has a CVSS v3 base score of 7.5 (HIGH).

What is the EPSS score for CVE-2024-29862?

CVE-2024-29862 has an EPSS score of 0.65% (47th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2024-29862?

Upgrade gateway bridge to 4.0.11 or later. Fixes are available for 2 affected products.

CVE & CISA-KEV Catalog

CVE-2024-29862

HIGH

7.5

CVSS v3

NVD

Description

The Kerlink firewall in ChirpStack chirpstack-mqtt-forwarder before 4.2.1 and chirpstack-gateway-bridge before 4.0.11 wrongly accepts certain TCP packets when a connection is not in the ESTABLISHED state.

How to fix

Remediation Available

gateway bridgeNVD

Affected:< 4.0.11Fixed in:4.0.11CVE-2024-29862derived from NVD

mqtt forwarderNVD

Affected:< 4.2.1Fixed in:4.2.1CVE-2024-29862derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityNone

AvailabilityNone

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Exploit Intelligence

0.65%probability of exploitation in 30 days

47thpercentile

Moderate risk: more likely to be exploited than 47% of all known CVEs.

References

Patch2

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2025-06-17.