CVE-2026-84059: ICP DAS UA-2200/UA-5200 CGI ArmAngstromInstructionSet command injection
A flaw has been found in ICP DAS UA-2200 and UA-5200 up to 20260704. The affected element is the function ArmAngstromInstructionSet of the file /CGI?RestApi=SetHostname. Executing a manipulation of the argument ParameterArray can lead to command injection. The attack can be executed remotely. The exploit has been published and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
Affected Software
Event History
Frequently Asked Questions
What access does an attacker need to exploit this issue?
The attack can be performed remotely and requires low privileges. No user interaction is required.
Which endpoint and input should defenders monitor or restrict?
The affected path is /CGI?RestApi=SetHostname, specifically the ArmAngstromInstructionSet function. The ParameterArray argument is the injection point.
Is exploit activity a practical concern?
Yes. A public exploit has been published and may be used, so exposed affected devices should be treated as at risk.
Is a vendor fix or response identified?
No vendor response is reported in the available information. The affected versions are stated as UA-2200 and UA-5200 up to 20260704.