Dell Precision 7520/7720 System BIOS

Restart required

Do not turn off your computer or disconnect from the power source while updating the BIOS as this could harm your computer. During the update, your computer will restart and you may briefly see a black screen.

Before updating, please read the installation instructions and important information noted below.

Driver Id : VNPHR

Importance : Critical

Version : 1.12.2, 1.12.2 Latest version Recommended version Latest and Recommended version

Release Date : 10 Aug 2018

Download Type : System BIOS

Category : BIOS

This package contains the Dell system BIOS update. BIOS is a firmware that is embedded on a small memory chip on the system board. It controls the keyboard, monitor, disk drives, and other devices. The update addresses the Intel Security Advisories INTEL-SA-00125, INTEL-SA-00131 and INTEL-SA-00141. A security advisory is a statement when a product is impacted by a security vulnerability and a remedy is available.

Download Files

File Format: This file format consists of a BIOS executable file. The Universal (Windows/MS DOS) format can be used to install from any Windows or MS DOS environment.

File Name: Precision_7x20_1.12.2.exe

File size: 9.71 MB

To ensure the integrity of your download, please verify the checksum value.

MD5: 4e7826281049f225a47dc23bedb69d0c

SHA1: 5d25186a3ff98cf370da73be7c751e02b4927e88

SHA-256: e07a5e9ce92f053b64d1d164902cdf7dc357b07d67cf51d79317f63a95cb46f3

Download .EXE

File Format: This file format contains plain text which can be viewed with a standard text editor.

File Name: Precision_7x20_1.12.2.txt

File size: 12.14 KB

To ensure the integrity of your download, please verify the checksum value.

MD5: c4e21b8ddc1cf5366d1a4e4f90049e41

SHA1: 3b4506fb3caecdaf4eb6eaf202c3f55261aaf730

SHA-256: 1998041888f6cdfafd2dd1b460e8410069af38afcfd4c2d3a68a4f11082657d1

Download .TXT

Fixes & Enhancements

Fixes:
- Fixed the issue where the system stops responding when an incorrectly formatted password is entered at the BIOS Security Manager (BIOS preboot password) prompt.
- Fixed a potential issue with binary image measurement using the Linux UEFI shim boot loader.
- Firmware updates to address the Intel Security Advisories INTEL-SA-00125 (CVE-2018-3655), INTEL-SA-00131 (CVE-2018-3643, CVE-2018-3644), and INTEL-SA-00141 (CVE-2018-3657, CVE-2018-3658, CVE-2018-3616).

Enhancements:
- Updated UEFI compliance level to 2.6.
- Updated Intel Rapid Storage Technology (IRST) firmware.
- Added LAN with PXE Boot option to the Wake on LAN/WLAN feature.
- Added BIOS Password Feature: Master Password Lockout.

Installation instructions

Updating the BIOS from Windows

Note 1: Before updating the BIOS, ensure that you suspend BitLocker encryption on a BitLocker-enabled system. If it is not enabled on your system, you can ignore this step. For information about how to disable BitLocker, see How to Enable or Disable BitLocker with TPM in Windows at support.dell.com.
Note 2: Do not turn off the power or interrupt the BIOS update process during the update.

Download and Installation
1. Click Download File, to download the file.
2. Click Save to save the file to your hard drive.
3. Browse to the location where you downloaded the file and double-click the new file.
The system restarts automatically and updates the BIOS at the system startup screen. After the BIOS update is complete, system restarts again.

Dell Precision 7520/7720 System BIOS

Download Files

Fixes & Enhancements

Important Information

Compatible Systems

Supported Operating Systems

Installation instructions

Applies to