Dos in ZigBee device due to unsolicited encrypted rejoin response

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Summary

CVECVE-2024-7322
StatePUBLISHED
AssignerSilabs
Source PriorityCVE Program / NVD first with legacy fallback
Published2025-01-15 08:15:26 UTC
Updated2026-04-20 16:16:39 UTC
DescriptionA ZigBee coordinator, router, or end device may change their node ID when an unsolicited encrypted rejoin response is received, this change in node ID causes Denial of Service (DoS). To recover from this DoS, the network must be re-established

Risk And Classification

Primary CVSS: v3.1 5.8 MEDIUM from [email protected]

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

EPSS: 0.001170000 probability, percentile 0.302950000 (date 2026-04-21)

Problem Types: CWE-940 | CWE-940 CWE-940 Improper Verification of Source of a Communication Channel

VersionSourceTypeScoreSeverityVector
3.1[email protected]Secondary5.8MEDIUMCVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:N/I:N/A:H
3.1CNACVSS5.8MEDIUMCVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:N/I:N/A:H

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
High
Privileges Required
High
User Interaction
None
Scope
Changed
Confidentiality
None
Integrity
None
Availability
High

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

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Silabs.com EmberZNet affected 7.3.3 semver Not specified
CNA Silabs.com EmberZNet affected 7.4.0 7.4.4 semver Not specified
CNA Silabs.com EmberZNet affected 8.1.0 semver Not specified

References

ReferenceSourceLinkTags
community.silabs.com/068Vm00000I7ri2 [email protected] community.silabs.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis
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