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Richard Gregory
richard.gregory@harman.com
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NX Controller CVE-2026-31431 effected Status (Not Effected)
Published June 2nd, 2026 by Richard Gregory
Brand: AMX Affected Products: FG2106-01 NX-1200 FG2106-02 NX-2200 FG2106-03 NX-3200 FG2106-04 NX-4200 Summary: Check to see if the Netlinx NX controllers are effected by recent CVE-31431 vulnerabilities Troubleshooting: Testing by engineering showed we are not susceptible to this vulnerability.
Varia Panel Won't Connect to MUSE Controller if Booted Before the Muse Controller
Published June 16th, 2026 by Richard Gregory
Brand: AMX Affected Products: VARIA-SL50 VARIA-SL80 VARIA-80, VARIA-80N VARIA-100, VARIA-100N VARIA-150, VARIA-150N Summary: If a Varia panel on v1.11.42 is booted up and running with a static IP address, and then an MU or Netlinx controller is brought online after the Varia panel has booted up, the Varia panel will never connect to the MU controlle
CE-COM2 Strings Containing a NULL Character (x00) are Cut Off At the NULL and Incomplete.
Published June 18th, 2026 by Richard Gregory
Brand: AMX Affected Products: AMX-CEB003 - CE-COM2 Summary: Strings sent out of a CE-COM2 containing a NULL character (x00) are cut off at the NULL and the complete string is not sent. Troubleshooting: This issue is fixed in firmware v1.2.10 or higher CE-COM2 Latest Firmware
AKEYB Command Changes on Varia vs Legacy Panels
Published June 29th, 2026 by Richard Gregory
Brand: AMX Affected Products: 0x0220 | VARIA-SL50 0x0222 | VARIA-SL80 0x0221 | VARIA-80, VARIA-80N 0x0223 | VARIA-100, VARIA-100N 0x0224 | VARIA-150, VARIA-150N Summary: The Varia “Show System Keyboard” command (AKEYB) demonstrates persistent/latched return-prefix behavior. After invoking the keyboard once with a custom return prefix, subsequent inv
DVX-x26x-4K Does Show IP Address in Online Tree
Published June 5th, 2026 by Richard Gregory
Brand: AMX Affected Products: AMX-FG1906-0202 (TAA version) - DVX-2265-4K-TAA AMX-FG1906-0402 (TAA version) - DVX-3266-4K-TAA FG1906-0201 (non-TAA version) - DVX-2265-4K FG1906-0401 (non-TAA version) - DVX-3266-4K Summary: No IP address shows up in the ONLINE TREE of Netlinx Studio for DVX 4K units. This prevents being able to right click and pick
Occasional Offline Issue When Sending Python Code Through Visual Studio to Muse Processor
Published June 29th, 2026 by Richard Gregory
Brand: AMX Affected Products: AMX-CCC000 MU-1000 AMX-CCC013 MU-1300 AMX-CCC023 MU-2300 AMX-CCC033 MU-3300 Summary: When attempting to load a software through visual studio code, mojo may send 2 exceptions when it tries to delete the software already inside, and often visual studio disconnects from the MU in question, showing it offline until a manua
Passing Message.Payload Data to a Touch Panel Multi State Button in Muse Automator.
Published June 2nd, 2026 by Richard Gregory
Brand: AMX Affected Products: AMX-CCC000 - MU-1000 AMX-CCC013 - MU-1300 AMX-CCC023 - MU-2300 AMX-CCC033 - MU-3300 Summary: This article will guide you on how to add JavaScript data to a function node to pass a message.payload text string to a multi-state button on a G5 panel. Troubleshooting: Setup the function node with the below data: let str = ms
Muse Automator Cannot Generate SSH Keys From Within Automator.
Published June 4th, 2026 by Richard Gregory
Brand: AMX Affected Products: AMX-CCC000 MU-1000 AMX-CCC013 MU-1300 AMX-CCC023 MU-2300 AMX-CCC033 MU-3300 Summary: The "Generate SSH Key" tool in (MUSE Automator) fails to work when executed from within Automator. However, the same tool functions correctly in a standalone Node-RED installation. Troubleshooting: This issue was fixed in Muse Automator
N2600’s "Discover by IP" Function Fails Across VLANs
Published June 16th, 2026 by Richard Gregory
Brand: AMX Affected Products: AMX-N26E001 - NMX-ENC-N2612S AMX-N26D001 - NMX-DEC-N2622S AMX-N26E001C - NMX-ENC-N2612S-C AMX-N26E013 - NMX-ENC-N2615D-NA AMX-N26E013-EK - NMX-ENC-N2615D-EK AMX- N26D013 - NMX-DEC-N2625D-NA AMX- N26D013-EK - NMX-DEC-N2625D-EK Summary: N2600’s "Discover by IP" function fails across VLANs because it responds via broadcast
N2600 Flash Failure Over Time Causing Irreversible Failure
Published June 16th, 2026 by Richard Gregory
Brand: AMX Affected Products: AMX-N26E001 - NMX-ENC-N2612S AMX-N26D001 - NMX-DEC-N2622S AMX-N26E001C - NMX-ENC-N2612S-C AMX-N26E013 - NMX-ENC-N2615D-NA AMX-N26E013-EK - NMX-ENC-N2615D-EK AMX- N26D013 - NMX-DEC-N2625D-NA AMX- N26D013-EK - NMX-DEC-N2625D-EK Summary: The unit drops offline and loses it's config info. The MAC address changes and the se
Varia When in Acendo Mode the Time Offsets Incorrectly
Published June 16th, 2026 by Richard Gregory
Brand: AMX Affected Products: VARIA-SL50 VARIA-SL80 VARIA-80, VARIA-80N VARIA-100, VARIA-100N VARIA-150, VARIA-150N Summary: Varia panels when in Acendo mode the time offsets incorrect by 30 minutes for time zones which contain GMT+30 minutes or GMT+45 minutes Troubleshooting: Issue fixed in version 1.7.14 app or newer, included in latest firmware v
Unable to Send NUL, Hex 00, From Serial Port of N2600's
Published June 16th, 2026 by Richard Gregory
Brand: AMX Affected Products: AMX-N26E001 - NMX-ENC-N2612S AMX-N26D001 - NMX-DEC-N2622S AMX-N26E001C - NMX-ENC-N2612S-C Summary: When sending a serial command that contains a NUL, Hex 00, from the serial port of the N2600 the command stops at the NUL. E.G. If you send 31 32 31 33 31 34 the N2600 will send 121314 from the com port as expected; but if
Unable to Send NUL, Hex 00, From Serial Port of N3322D
Published June 5th, 2026 by Richard Gregory
Brand: AMX Affected Products: AMX-N33E001 - NMX-ENC-N3312D AMX-N33E001C - NMX-ENC-N3312D-C AMX-N33D001 - NMX-DEC-N3322D Summary: When sending a serial command that contains a NUL, Hex 00, from the serial port of the N3322D the command stops at the NUL. E.G. If you send 31 32 31 33 31 34 the N3300 will send 121314 from the com port as expected; but
N4321D After a Reboot or Initial Boot Incorrectly Reports Stream Number 69 on HControl API Only
Published June 15th, 2026 by Richard Gregory
Brand: AMX Affected Products: AMX-N43T001 - NMX-ATC-N4321D Summary: NMX-ATC-N4321D on version 1.5.8 will after a reboot or initial boot incorrectly report its stream number as 69 instead of its actual stream number. This could be rectified by switching away and back to the correct stream and affected the HControl API Only. Troubleshooting: Fixed in
Modero G5 Firmware 1.8.68 Disables VNC and SSH After Upgrade
Published June 5th, 2026 by Richard Gregory
Brand: AMX Affected Products: MD-702/ MT-702 MD-1001/MT-1002 MT-2002 Summary: If VNC and SSH are enabled before the upgrade, after the upgrade they will be disabled. Troubleshooting: Issue is fixed in firmware v1.8.70 onwards. Modero G5 Firmware
Lutron GrafikEyeQs Module Fails to Load
Published June 3rd, 2026 by Richard Gregory
Brand: AMX Affected Products: FG2106-01 NX-1200 FG2106-02 NX-2200 FG2106-03 NX-3200 FG2106-04 NX-4200 AMX-CCC000 MU-1000 AMX-CCC013 MU-1300 AMX-CCC023 MU-2300 AMX-CCC033 MU-3300 Summary: Lutron GrafikEyeQS module v1.0.4 will not load on an NX or Muse controller. Reports error: invalid header field. Troubleshooting: This has been resolved in a new bu
NX Controller Web Server Crash with Error java.lang.StackOverflowError
Published June 25th, 2026 by Richard Gregory
Brand: AMX Affected Products: All NX Integrated Controllers Summary: In the NX Audit logs you will see on occasion (Exception in thread "Directory deployer" java.lang.StackOverflowError) this can also be followed a pend of the processor requiring a power cycle to restart the device. Troubleshooting: This was fixed in v1.8.203 or higher. If updating
Rebooting or Transferring TPD5 File to Varia Panel FW v2.13.25 Changes Display Timeout and Brightness.
Published June 29th, 2026 by Richard Gregory
Brand: AMX Affected Products: 0x0220 | VARIA -SL50 0x0222 | VARIA -SL80 0x0221 | VARIA -80, VARIA -80N 0x0223 | VARIA -100, VARIA -100N 0x0224 | VARIA -150, VARIA -150N Summary: It was observed on VARIA firmware v2.13.25, the Display Timeout and Display Brightness settings do not retain their configured values. After either rebooting the VARIA panel
CE Box Static or DHCP IP Address Changes Are Not Automatically Applied
Published March 19th, 2026 by Richard Gregory
Brand: AMX Summary: CE Box Static or DHCP IP Address Changes Are Not Automatically Applied Escalation Ticket: TSC-00448070-ESC001 JIRA Ticket: HPSD-30961 Problem: CE boxes do not automatically apply Static/DHCP IP address changes, whether configured via the CE web pages or Manager app. Units are not contactable at the newly configured IP address unt
N2600 Series P1 Multicast Disable Does Not Disable Multicast
Published June 18th, 2026 by Richard Gregory
Brand: AMX Affected Products: AMX-N26E001 - NMX-ENC-N2612SAMX-N26D001 - NMX-DEC-N2622SAMX-N26E001C - NMX-ENC-N2612S-CAMX-N26E013 - NMX-ENC-N2615D-NA Summary: This issue can appear in Ethernet communication with displays connected to the N2600 P1 port. Over time, the data connection may stop working because of multicast flooding. This happens becaus
MUSE CVE-2026-31431 effected Status (Not Effected)
Published June 2nd, 2026 by Richard Gregory
Brand: AMX Affected Products: AMX-CCC000 - MU-1000 AMX-CCC013 - MU-1300 AMX-CCC023 - MU-2300 AMX-CCC033 - MU-3300 Question: Are Muse controllers effected by recent CVE-2026-31431 vulnerabilities? Answer: Muse controllers do no use kernel crypt. In addition, MUSE engine is Java based so all of the product functionality "crypto" uses a Java based cr
NX Controllers Creating Duplicate SSH Host Keys
Published June 16th, 2026 by Richard Gregory
Brand: AMX Affected Products: Netlinx Controllers NX-1200 NX-2200 NX-3200 NX-4200 Enova DVX-x2xx Enova DGX 8/16/32/64 Massio Control Pads MCP-10x Enova DGX 800/1600/3200/6400 DVXC DVX-2265/3266 Summary: Sites with multiple NX controllers can end up sharing the same SSH host key, violating security best practices. Troubleshooting: The telnet command
VARIA Will Refresh / Redraw a Pop-up Every time a ^PPN Command is Sent
Published June 3rd, 2026 by Richard Gregory
Brand: AMX Affected Products: 0x0220 | VARIA-SL50 0x0222 | VARIA-SL80 0x0221 | VARIA-80, VARIA-80N 0x0223 | VARIA-100, VARIA-100N 0x0224 | VARIA-150, VARIA-150N Summary: This issue was reported on firmware v2.13.16 where a Varia panel will refresh/redraw a pop-up every time a ^PPN command is sent, even if pop-up already on display. Troubleshooting:
Varia Subpage Swiping Gestures Incorrectly Initiates a Button Push.
Published June 16th, 2026 by Richard Gregory
Brand: AMX Affected Products: VARIA-SL50 VARIA-SL80 VARIA-80, VARIA-80N VARIA-100, VARIA-100N VARIA-150, VARIA-150N Summary: On Varia panels running 1.11.42 firmware an initial touch to begin swiping a subpage box triggers a push from the underlying button. This is not the case with previous G5 panels. Swiping should only move (scroll) the subpages
Varia Browser Latency When Used In Kiosk Mode.
Published June 16th, 2026 by Richard Gregory
Brand: AMX Affected Products: 0x0220 | VARIA-SL500x0222 | VARIA-SL800x0221 | VARIA-80, VARIA-80N0x0223 | VARIA-100, VARIA-100N0x0224 | VARIA-150, VARIA-150N Summary: Slow feedback response in browser when using Varia panels in kiosk mode. This can cause confusion if you are expecting immediate feedback from a button or drop down box as there is som
Loading CA Certificates from USB on Varia Room Book Mode Differs in Current Firmware Compared to Manual
Published March 20th, 2026 by Richard Gregory
Brand: AMX Models: All Varia Models Question: Why does the current Varia manual not correlate to the latest Varia hardware on v2.13.25 when loading certificates via USB in room book mode? Answer: The current user manual for Varia describes the process of loading the trusted certificate as seen below however this is now incorrect on version 2.13.2
NX Audit Logging Stops When Clear Audit Command is Sent.
Published March 17th, 2026 by Richard Gregory
Brand: AMX Summary: On firmware 1.8.205 and 1.8.207 NX audit logging stopped when clear audit was sent in telnet requiring a reboot to start logging again. Escalation Ticket: TSC-00448861-ESC001 JIRA Ticket: HPSD-30992 Problem: In FW 1.8.205 and 1.8.207 if you have audit logs enabled and have collected logs, sending the ‘clear audit’ command stops
N2600S IR Pronto Commands Not Saving in Unit GUI
Published March 17th, 2026 by Richard Gregory
Brand: AMX Summary: N2600S IR pronto commands not saving in unit GUI when carriage returns are included in the HEX code. Escalation Ticket: TSC-00439945-ESC001 JIRA Ticket: HPSD-30735 Problem: N2600S IR pronto commands not saving in unit GUI. Solution: Do not use carriage return in the HEX code entries. Affected Products: N2612s / N2612S-C N2622s
MT-1002 and MD-1002 Waking on their Own with 1.8.70 Firmware
Published March 20th, 2026 by Richard Gregory
Brand: AMX Summary: MT-1002 and MD-1002 had a broken sleep and wake command in 1.8.60, this was fixed in 1.8.70 firmware however this build has a bug where the panel would wake up randomly by itself. Escalation Ticket: TSC-00443961-ESC001 JIRA Ticket: HPSD-30855 Problem: MT-1002 and MD-1002 waking on their own with 1.8.70 firmware Solution: Issue r
Muse Debug Message - "UI Feedback[Map On]: cannot find path port/1/send_command in TouchPanel:
Published March 19th, 2026 by Richard Gregory
Brand: AMX Summary: You may see a debug message that reads like an issue ("UI Feedback[Map On]: cannot find path port/1/send_command in TouchPanel:") however this is simply a debug message that shows an expected device is offline to the processor but it's trying to send data to it. Escalation Ticket: TSC-00448556-ESC001 JIRA Ticket: HPSD-30976 Prob
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