CVE-2024-3043

Zigbee co-ordinator realignment packet may lead to denial of service

HIGH
7.5
CVSS Score
Published: June 27, 2024 at 06:17 PM UTC
Updated: June 17, 2026 at 07:43 AM UTC
3 products affected across 2 vendorsEmberznetEmberZNet SDKEmberznet SDK

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Severity
HIGH7.5
Exploit prediction
EPSS 0.5%
SSVC
No known exploit

Description

An unauthenticated IEEE 802.15.4 'co-ordinator realignment' packet can be used to force Zigbee nodes to change their network identifier (pan ID), leading to a denial of service. This packet type is not useful in production and should be used only for PHY qualification.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v < 8.0.0
Affected range stops below 8.0.0, so it looks safe — our inference, not a vendor statement
v < 8.0.0
Affected range stops below 8.0.0, so it looks safe — our inference, not a vendor statement
v < 8.0.0
Affected range stops below 8.0.0, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

SSVC — Action Prioritization

SSVCNo known exploitAutomatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7.5HIGHSilabs
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-829

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