A voltage glitch during the startup of EEFC NVM controllers on Microchip SAM E70/S70/V70/V71, SAM G55, SAM 4C/4S/4N/4E, and SAM 3S/3N/3U microcontrollers allows access to the memory bus via the debug interface even if the security bit is set.
Advisories
Source ID Title
EUVD EUVD EUVD-2024-44357 A voltage glitch during the startup of EEFC NVM controllers on Microchip SAM E70/S70/V70/V71, SAM G55, SAM 4C/4S/4N/4E, and SAM 3S/3N/3U microcontrollers allows access to the memory bus via the debug interface even if the security bit is set.
Fixes

Solution

No solution given by the vendor.


Workaround

Please contact Microchip to obtain the appropriate patch for your devices, which are available as binary code updates.

History

Fri, 06 Jun 2025 16:15:00 +0000

Type Values Removed Values Added
First Time appeared Amtel
Amtel same70
Amtel sams70
Amtel samv70
Amtel samv71
CPEs cpe:2.3:a:amtel:same70:*:*:*:*:*:*:*:*
cpe:2.3:a:amtel:sams70:*:*:*:*:*:*:*:*
cpe:2.3:a:amtel:samv70:*:*:*:*:*:*:*:*
cpe:2.3:a:amtel:samv71:*:*:*:*:*:*:*:*
Vendors & Products Amtel
Amtel same70
Amtel sams70
Amtel samv70
Amtel samv71
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Fri, 06 Jun 2025 15:15:00 +0000

Type Values Removed Values Added
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. A voltage glitch during the startup of EEFC NVM controllers on Microchip SAM E70/S70/V70/V71, SAM G55, SAM 4C/4S/4N/4E, and SAM 3S/3N/3U microcontrollers allows access to the memory bus via the debug interface even if the security bit is set.
References

cve-icon MITRE

Status: PUBLISHED

Assigner: Microchip

Published:

Updated: 2025-06-06T15:08:03.023Z

Reserved: 2024-05-10T15:18:00.908Z

Link: CVE-2024-4760

cve-icon Vulnrichment

Updated: 2024-08-01T20:47:41.757Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2024-05-16T13:15:47.893

Modified: 2025-06-06T15:15:22.837

Link: CVE-2024-4760

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.