Some users have reported that nxos.9.3.8.bin fails to boot correctly in Cisco Modelling Labs (CML) 2.4, entering a continuous boot loop. This appears to be an environment‑specific issue. If you encounter this, test the image in a physical lab or a different virtual platform before production use.
The accompanying 9.3(8) Electronic Programmable Logic Device (EPLD) matrix resolves a critical secure boot hardware vulnerability for Nexus 3000 and 9000 Series switches.
She began by scouring the Cisco website, but to her dismay, the file was nowhere to be found. The Cisco website seemed to be hiding the file, and Ava suspected that it might be due to access restrictions or a pesky registration wall. nxos.9.3.8.bin download
If you are planning an upgrade or need assistance with the binary deployment, please let me know: What are you updating? What NX-OS version is currently running on the device?
: If you are ready to proceed, execute the install all command. This will trigger the upgrade process, which will automatically reload the switch. Some users have reported that nxos
Cisco frequently includes "Caveats" – known bugs in the release. Search for "CSC" IDs in the 9.3.8 Release Notes to see if any affect your specific deployment (e.g., specific SFP modules or routing protocols).
Always review the Cisco Nexus 9000 Series NX-OS Release Notes for Release 9.3(8) prior to executing the final installation to check for any specific hardware caveats or non-disruptive upgrade limitations. If you are planning your deployment, let me know: What you are upgrading? What current NX-OS version is running on the switch? The accompanying 9
switch# dir bootflash: switch# show system resources
copy sftp://user@192.168.1.50/images/nxos.9.3.8.bin bootflash: vrf management Use code with caution. Step 2: Validate the Image on the Switch File System
: If you are remediating the Secure Boot vulnerability, you must install the NX-OS software first, followed by the specific 9.3(8) EPLD bundle. 4. Known Issues to Monitor Cisco Nexus 9000 Series NX-OS Release Notes, Release 9.3(8)