CVE-2020-5363 : Security Advisory and Response

Select Dell Client Consumer and Commercial platforms have a vulnerability that allows unauthorized changing of the BIOS Admin password through Dell's manageability interface, potentially granting privileged access to the device.

Understanding CVE-2020-5363

This CVE involves a security issue in certain Dell platforms that could lead to unauthorized access.

What is CVE-2020-5363?

The vulnerability in Dell platforms enables changing the BIOS Admin password without requiring the current password, potentially granting unauthorized access to the device.

The Impact of CVE-2020-5363

The vulnerability poses a high risk, allowing unauthorized actors with physical access or OS administrator privileges to gain privileged access to the platform and its hard drive.

Technical Details of CVE-2020-5363

This section provides detailed technical information about the CVE.

Vulnerability Description

The vulnerability allows changing the BIOS Admin password on select Dell platforms without the current password, leading to unauthorized privileged access.

Affected Systems and Versions

Product: Dell Client Consumer and Commercial platforms
Vendor: Dell
Affected Version: Link to Dell Support Article

Exploitation Mechanism

Attack Complexity: Low
Attack Vector: Local
Privileges Required: None
User Interaction: Required
Scope: Changed
Confidentiality, Integrity, and Availability Impact: High

Mitigation and Prevention

Protecting systems from this vulnerability requires immediate actions and long-term security practices.

Immediate Steps to Take

Monitor physical access to devices
Limit OS administrator privileges
Implement BIOS password policies

Long-Term Security Practices

Regularly update BIOS and firmware
Implement strong access control measures

Patching and Updates

Refer to Dell's support article for patches and updates