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PUBLISHED

CVE-2024-4760

Voltage glitch during startup of the EEFC NVM controller can bypass the security bit

Reserved:2024-05-10
Published:2024-05-16
Updated:2024-05-16

Description

A voltage glitch during the startup of EEFC NVM controllers on Microchip SAM E70/S70/V70/V71 microcontrollers allows access to the memory bus via the debug interface even if the security bit is set.



MEDIUM: 6.3CVSS:3.1/AV:P/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

Problem types

CWE-1247: Improper Protection Against Voltage and Clock Glitches

Product status

Default status
affected

Any version
affected

Default status
affected

Any version
affected

Default status
affected

Any version
affected

Default status
affected

Any version
affected

Timeline

2024-02-15:Initial report

Credits

Waleed Alzamil finder

Bandar Alharbi finder

Meshari Alhammadi finder

References

https://www.0x01team.com/hw_security/bypassing-microchip-atmel-sam-e70-s70-v70-v71-security/ technical-description exploit

cve.org CVE-2024-4760

nvd.nist.gov CVE-2024-4760

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