CVE-2019-14359 : Exploit Details and Defense Strategies
Discover the side channel vulnerability on BC Vault devices with the SSD1309 OLED display. Learn about the impact, affected systems, exploitation mechanism, and mitigation steps for CVE-2019-14359.
A side channel vulnerability affecting BC Vault devices with the SSD1309 OLED display.
Understanding CVE-2019-14359
What is CVE-2019-14359?
A side channel vulnerability was discovered on BC Vault devices, specifically impacting the row-based SSD1309 OLED display. This vulnerability allows for partial recovery of displayed content by measuring power consumption during each cycle of the display.
The Impact of CVE-2019-14359
The vulnerability could potentially be exploited by a malicious hardware implant in the USB cable to extract data. However, the impact is limited to scenarios where the attacker has sufficient control over the device's USB connection to measure power consumption when secret data is being displayed.
Technical Details of CVE-2019-14359
Vulnerability Description
The power consumption of the display is determined by the number of pixels lit up, enabling the extraction of displayed content.
Affected Systems and Versions
- Product: BC Vault devices
- Vendor: BC Vault
- Versions: All versions
Exploitation Mechanism
- A malicious hardware implant in the USB cable can exploit the power consumption behavior to extract data.
Mitigation and Prevention
Immediate Steps to Take
- Ensure physical security of the device to prevent unauthorized access.
- Regularly monitor for any suspicious hardware modifications.
Long-Term Security Practices
- Implement strong encryption for sensitive data.
- Conduct regular security audits and assessments.
Patching and Updates
- Stay informed about vendor updates and patches to address the vulnerability.