Description
On BC Vault devices, a side channel for the row-based SSD1309 OLED display was found. The power consumption of each row-based display cycle depends on the number of illuminated pixels, allowing a partial recovery of display contents. For example, a hardware implant in the USB cable might be able to leverage this behavior to recover a data value. In other words, the side channel is relevant only if the attacker has enough control over the device's USB connection to make power-consumption measurements at a time when secret data is displayed. The side channel is not relevant in other circumstances, such as a stolen device that is not currently displaying secret data. NOTE: the vendor's position is that there is no security impact: the only potentially leaked information is the number of characters in the PIN
Published: 2019-08-12
Score: 2.4 Low
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
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Remediation

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Real-sec Bc Vault Bc Vault Firmware
cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2024-08-05T00:12:43.507Z

Reserved: 2019-07-28T00:00:00.000Z

Link: CVE-2019-14359

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2019-08-12T23:15:11.397

Modified: 2024-11-21T04:26:35.257

Link: CVE-2019-14359

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

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Weaknesses