CVE-2020-27211 - Vulnerability Details - OpenCVE

Nordic Semiconductor nRF52840 devices through 2020-10-19 have improper protection against physical side channels. The flash read-out protection (APPROTECT) can be bypassed by injecting a fault during the boot phase.

No CVSS v4.0

Attack Vector Physical

Attack Complexity High

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact None

User Interaction None

No CVSS v3.0

Access Vector Local

Access Complexity Medium

Authentication None

Confidentiality Impact Partial

Integrity Impact Partial

Availability Impact None

This CVE is not in the KEV list.

The EPSS score is 0.00078.

Key SSVC decision points have not yet been added.

Vendors	Products
Nordicsemi	Nrf52840 Nrf52840 Firmware

Configuration 1 [-]

AND

cpe:2.3:o:nordicsemi:nrf52840_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:nordicsemi:nrf52840:-:*:*:*:*:*:*:*

No data.

No data.

Advisories

Source	ID	Title
EUVD	EUVD-2020-19730	Nordic Semiconductor nRF52840 devices through 2020-10-19 have improper protection against physical side channels. The flash read-out protection (APPROTECT) can be bypassed by injecting a fault during the boot phase.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References

Link	Providers
https://eprint.iacr.org/2021/640
https://infocenter.nordicsemi.com/pdf/in_133_v1.0.pdf
https://limitedresults.com/2020/06/nrf52-debug-resurrection-approtect-bypass/
https://www.aisec.fraunhofer.de/de/das-institut/wissenschaftliche-exzellenz/security-and-trust-in-open-source-security-tokens.html
https://www.aisec.fraunhofer.de/en/FirmwareProtection.html

History

No history.

MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2021-05-21T12:04:45

Updated: 2024-08-04T16:11:35.913Z

Reserved: 2020-10-19T00:00:00

Link: CVE-2020-27211

Vulnrichment

No data.

NVD

Status : Modified

Published: 2021-05-21T13:15:07.627

Modified: 2024-11-21T05:20:51.807

Link: CVE-2020-27211

Redhat

No data.

OpenCVE Enrichment

No data.

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