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Fencer Vulns
critical 10.0

CVE-2023-22600 json

InHand Networks InRouter 302, prior to version IR302 V3.5.56, and InRouter 615, prior to version InRouter6XX-S-V2.3.0.r5542, contain vulner…

published 2023-01-12 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-26737

cvss
10.0
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.5%
EPSS 0.5% chance of exploitation in 30 days, percentile 43%
public exploits
0
none known

Summary

InHand Networks InRouter 302, prior to version IR302 V3.5.56, and InRouter 615, prior to version InRouter6XX-S-V2.3.0.r5542, contain vulnerability CWE-284: Improper Access Control. They allow unauthenticated devices to subscribe to MQTT topics on the same network as the device manager. An unauthorized user who knows of an existing topic name could send and receive messages to and from that topic. This includes the ability to send GET/SET configuration commands, reboot commands, and push firmware updates.

Patch / fix

  • InHand Networks InRouter 302 IR302 V3.5.56
  • InHand Networks InRouter 615 InRouter6XX-S-V2.3.0.r5542

Vendor advisories

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

cisa ICSA-23-012-03 updated cvss 10.0

InHand Networks InRouter

  • InHand Networks InRouter 302 < IR302 3.5.56 InHand Networks InRouter 615 < InRouter6XX-S-V2.3.0.r5542
    affected: mitigation “InRouter302: users should update firmware to IR302 V3.5.56 or later” inhandnetworks.com

From CISA ICS and IT advisories (CSAF, https://github.com/cisagov/CSAF), a U.S. Government work; changed: reduced to products, statuses and remediations. CISA notification · csaf

CISA SSVC

Exploitation
none
Automatable
yes
Technical impact
partial
Assessed
21 mo ago

Exploit prediction

0.51% chance of exploitation in the next 30 days, higher than 43% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 10.0 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:H/A:H
NVD 3.1 8.1 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

  • InHand Networks InRouter 302
  • InHand Networks InRouter 615

Classification

Weakness

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.