ASUS WS C422 PRO/SE is an ATX board on the Intel C422 chipset for LGA 2066 processors, with eight DDR4 slots that accept RDIMM and LR-DIMM modules up to 1024GB in quad channel. An ASPEED AST2500 graphics controller and ASMB9-iKVM provide KVM-over-Internet management, while two Intel I210-AT controllers supply Gigabit LAN. Storage includes two M.2 sockets, a U.2 connector and six SATA 6Gb/s ports.
Product released: October 1, 2018
Latest firmware version
Version 4902, released August 21, 2026
Last checked for updates: Oct 31, 2026 12:08 UTC
What's new in version 4902
1. Improve system stability and security.
2. Security update - SMM Buffer Integrity. [SA50011][CVE-2025-33043]
3. Security update - SA50348 BDS Module Bypass Secure Boot Advisory [CVE-2026-33197]
Before running the USB BIOS Flashback tool, please rename the BIOS file (WSCSE.CAP) using BIOSRenamer.
LatestUpdate has tracked 25 versions of ASUS WS C422 PRO/SE firmware, released between March 19, 2024 and August 21, 2026.
Version 4902 - August 21, 2026: 1. Improve system stability and security. 2. Security update - SMM Buffer Integrity. [SA50011][CVE-2025-33043] 3. Security update - SA50348 BDS Module Bypass S…
Version 4801 - March 24, 2026: 1.Improve system stability and performance 2.Update Intel microcode 3.Enhance overall system security. “Before BIOS update, please download Intel ME update too…
Version 4701 - January 3, 2025: 1.Intel ME FW updated to 11.12.97.2614. 2.Enhance system stability and compatibility. “Before BIOS update, please download Intel ME update tool from ASUS suppo…
Version 4401 - July 1, 2024: 1. This update includes the patch for the LogoFAIL vulnerabilities. 2. Improve system stability. “Before BIOS update, please download Intel ME update tool from…
Version 4101 - March 19, 2024: 1. Recommended for vital update to mitigate the potential security vulnerabilities 2. Improve system stability “Before BIOS update, please download Intel ME up…
Version 3901 - March 19, 2024: 01. Update CPU microcode for Intel security issues. 02. Improve system stability ""Before BIOS update, please download Intel ME update tool from ASUS support s…
Version 3701 - March 19, 2024: 01. Improved system stability 02. Strengthened system security and robustness 03. Improved memory compatibility Before running the USB BIOS Flashback tool, ple…
Version 3601 - March 19, 2024: 1. Update Intel ME firmware. 2. Improve system stability Before running the USB BIOS Flashback tool, please rename the BIOS file (WSCSE.CAP) using BIOSRenamer.
Version 3405 - March 19, 2024: - Support Resize BAR function (SAM) -Improved device compatibility Before running the USB BIOS Flashback tool, please rename the BIOS file (WSCSE.CAP) using BI…
Version 3302 - March 19, 2024: Improve system performance. Improve system stability Before running the USB BIOS Flashback tool, please rename the BIOS file (WSCSE.CAP) using BIOSRenamer.
Version 3301 - March 19, 2024: 1. Improve system performance 2. Fix SSD device compatibility Before running the USB BIOS Flashback tool, please rename the BIOS file (WSCSE.CAP) using BIOSRen…
Version 3003 - March 19, 2024: 1. Update micro code. 2. Update ME FW form 11.12.0.1558 to 11.12.0.1622. 3. Update RC version to 2.0.32.20. 4. Improve system performance.
Version 0905 - March 19, 2024: 1.Update EC1 FW. 2.Updated IRSTe version. 3.Improved legacy boot mode compatibility. 4.Improved system performance.
Version 0802 - March 19, 2024: 1.Update CPU MicroCode 2.Update ME version 3.Updated IRSTe version 4.Update RC version 5.Improve system performance
Version 0702 - March 19, 2024: 1.Improve BMC function compatibility. 2.Support SecureErase function on NVME device. 3.Improve system performance. 4.Update ME FW to version 1466. 5.Update EC1…
Version 0603 - March 19, 2024: 1.Improve system performance 2.Improve BMC function compatibility. 3.Update CPU MicroCode About more intel information, please visit https://www.asus.com/News/…
Version 0502 - March 19, 2024: 1.Update IRSTe to version 5.2 2.Improved CPU VCORE OVP function 3.Updated IPMI HWM Fan Sensor 4.Improve system performance
ASUS WS C422 PRO/SE is an ATX board on the Intel C422 chipset for LGA 2066 processors, with eight DDR4 slots that accept RDIMM and LR-DIMM modules up to 1024GB in quad channel. An ASPEED AST2500 graphics controller and ASMB9-iKVM provide KVM-over-Internet management, while two Intel I210-AT controllers supply Gigabit LAN. Storage includes two M.2 sockets, a U.2 connector and six SATA 6Gb/s ports. It was originally released on October 1, 2018.
What is the latest firmware version of ASUS WS C422 PRO/SE?
The latest firmware version of ASUS WS C422 PRO/SE is 4902. It was released on August 21, 2026.
What changed in ASUS WS C422 PRO/SE firmware version 4902?
ASUS WS C422 PRO/SE firmware version 4902 includes the following changes: 1. Improve system stability and security.
2. Security update - SMM Buffer Integrity. [SA50011][CVE-2025-33043]
3. Security update - SA50348 BDS Module Bypass Secure Boot Advisory [CVE-2026-33197]
Before running the USB BIOS Flashback tool, please rename the BIOS file (WSCSE.CAP) using BIOSRenamer.
Where can I download the latest ASUS WS C422 PRO/SE firmware?
Details and download instructions for the latest ASUS WS C422 PRO/SE firmware (version 4902) are on ASUS's official release page: https://www.asus.com/motherboards-components/motherboards/workstation/ws-c422-pro-se/helpdesk_bios/
How often does ASUS release firmware updates for ASUS WS C422 PRO/SE?
We have tracked 25 firmware versions of ASUS WS C422 PRO/SE. Based on historical patterns, updates are released approximately every 216 days.
When is the next ASUS WS C422 PRO/SE firmware update expected?
ASUS WS C422 PRO/SE was recently updated. Based on this product's update history, the next firmware update is expected between November 2, 2026 and September 21, 2027.
Is ASUS WS C422 PRO/SE still receiving firmware updates?
Yes, ASUS WS C422 PRO/SE received a firmware update within the last 3 months. The most recent version is 4902.