CVE-2020-26560 : What You Need to Know
Learn about CVE-2020-26560, a Bluetooth Mesh Provisioning vulnerability allowing unauthorized access to keys. Find mitigation steps and long-term security practices.
Bluetooth Mesh Provisioning vulnerability in the Bluetooth Mesh profile 1.0 and 1.0.1 allows unauthorized access to keys.
Understanding CVE-2020-26560
Bluetooth Mesh Provisioning vulnerability in the Bluetooth Mesh profile 1.0 and 1.0.1 may permit unauthorized access to keys, posing a security risk.
What is CVE-2020-26560?
The vulnerability in Bluetooth Mesh Provisioning allows a nearby device to complete authentication without the required AuthValue, potentially acquiring NetKey and AppKey.
The Impact of CVE-2020-26560
This vulnerability could lead to unauthorized devices gaining access to sensitive keys, compromising the security and integrity of the Bluetooth Mesh network.
Technical Details of CVE-2020-26560
Vulnerability Description
- Bluetooth Mesh Provisioning vulnerability in profile 1.0 and 1.0.1 allows unauthorized devices to complete authentication without AuthValue.
Affected Systems and Versions
- Product: Not applicable
- Vendor: Not applicable
- Versions: 1.0 and 1.0.1
Exploitation Mechanism
- Unauthorized devices can reflect authentication evidence from a Provisioner to complete authentication without possessing the required AuthValue.
Mitigation and Prevention
Immediate Steps to Take
- Disable Bluetooth Mesh Provisioning if not essential
- Implement strong authentication mechanisms
- Monitor network for unauthorized devices
Long-Term Security Practices
- Regularly update firmware with security patches
- Conduct security audits and assessments
Patching and Updates
- Apply patches provided by Bluetooth Mesh profile maintainers