CVE-2023-22600

HIGH
8.1
CVSS Score
Published: January 12, 2023 at 10:33 PM UTC
Updated: June 17, 2026 at 05:35 AM UTC
4 products affected across 1 vendorINROUTER302 FirmwareINROUTER615 S FirmwareInRouter302

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Severity
HIGH8.1
Exploit prediction
EPSS 0.5%
SSVC
No known exploit

Description

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.

Affected

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

v < 3.5.56
Affected range stops below 3.5.56, so it looks safe — our inference, not a vendor statement
inhandnetworks-inrouter302 (same device)
v < 2.3.0.r5542
Affected range stops below 2.3.0.r5542, so it looks safe — our inference, not a vendor statement
inhandnetworks-inrouter615-s (same device)
v < IR302 V3.5.56
Affected range stops below IR302 V3.5.56, so it looks safe — our inference, not a vendor statement
v < InRouter6XX-S-V2.3.0.r5542
Affected range stops below InRouter6XX-S-V2.3.0.r5542, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (1)

US Government ResourceThird Party Advisory
https://www.cisa.gov/uscert/ics/advisories/icsa-23-012-03

SSVC — Action Prioritization

SSVCNo known exploitAutomatablePartial impact

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

CVSS

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

Quick Info

StatusMODIFIED
CWE
CWE-284NVD-CWE-Other

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