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Fencer Vulns
medium 5.8

CVE-2024-7322 json

Dos in ZigBee device due to unsolicited encrypted rejoin response

published 2025-01-15 21 mo ago modified 2026-10-15 25 d ago also EUVD-2024-48027

cvss
5.8
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.3%
EPSS 0.3% chance of exploitation in 30 days, percentile 27%
public exploits
0
none known

Summary

A 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

Patch / fix

  • silabs.com EmberZNet 7.3.3, 7.4.4, 8.1.0
  • Siemens SENTRON 3NA COM Fuse V5.2

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

cisa ICSA-26-027-03 updated cvss 5.8

Schneider Electric Zigbee Products

  • Schneider Electric Connected Double Socket Outlet Schneider Electric Connected Single Socket Outlet Schneider Electric Connected Wireless Switch Schneider Electric Elko cFMT 16a Schneider Electric Exxact cFMT 16a Schneider Electric Fuga Connected Socket Outlet
    +28 more products
    Schneider Electric Iconic, Connected AC Fan Controller Schneider Electric Iconic, Connected Smart Socket Schneider Electric Iconic, Wiser Connected Smart Dimmer Schneider Electric Iconic, Wiser Connected Smart Switch, 2AX Schneider Electric Iconic, Wiser Connected Smart Switch, 10AX Schneider Electric Merten cFMT 2a Schneider Electric Merten cFMT 16a Schneider Electric Micromodule Dimmer Schneider Electric Micromodule Shutter Schneider Electric Micromodule Switch Schneider Electric Mureva EV Link Schneider Electric Odace cFMT 2a Schneider Electric Wiser 16A Electrical Heat Switch Schneider Electric Wiser Boiler Relay Schneider Electric Wiser Connected Application Module 1-Gang Schneider Electric Wiser Connected Application Module 2-Gang Schneider Electric Wiser Connected Motion Dimmer Schneider Electric Wiser Connected Motion Switch Schneider Electric Wiser Connected Push Button Dimmer Schneider Electric Wiser Connected Push Button Shutter Schneider Electric Wiser Connected Push Button Switch Schneider Electric Wiser Connected Rotary Dimmer Schneider Electric Wiser FIP Micromodule Schneider Electric Wiser iTRV2 Schneider Electric Wiser iTRV3 Schneider Electric Wiser Power Micromodule Schneider Electric Wiser RTR2 Schneider Electric Wiser UFH
    affected: mitigation

Facts from CISA's republication of the vendor's own advisory (CSAF); the linked advisory is the authoritative source. CISA notification · csaf

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
21 mo ago

Exploit prediction

0.34% chance of exploitation in the next 30 days, higher than 27% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 5.8 CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:N/I:N/A:H

Affected products

  • silabs.com EmberZNet
  • Siemens SENTRON 3NA COM Fuse

Classification

Weakness
  • CWE-940 Improper Verification of Source of a Communication Channel

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.