Vulnerability-Lookup

CVE-2024-4760 (GCVE-0-2024-4760)

Vulnerability from cvelistv5 – Published: 2024-05-16 13:07 – Updated: 2025-06-06 15:08

Title

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

Summary

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.

Severity

6.3 (Medium)


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

SSVC

Exploitation: none Automatable: no Technical Impact: total

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2024-05-24 19:22 UTC

CWE

CWE-1247 - Improper Protection Against Voltage and Clock Glitches

Assigner

Microchip CNA under the mitre root

CNA scorecard – unranked: 6 records in the last 180 days, 10 needed details

References

2 references

URL	Tags
https://www.0x01team.com/hw_security/bypassing-mi…	technical-descriptionexploit
https://ww1.microchip.com/downloads/aemDocuments/…	vendor-advisory

Impacted products

16 products

Vendor	Product	Version	CPE status
Microchip	SAME70	Affected: 0	guessed
Microchip	SAMS70	Affected: 0	guessed
Microchip	SAMV70	Affected: 0	guessed
Microchip	SAMV71	Affected: 0	guessed
Microchip	SAMG55	Affected: 0	guessed
Microchip	SAM4C	Affected: 0	guessed
Microchip	SAM4S	Affected: 0	guessed
Microchip	SAM4N	Affected: 0	guessed
Microchip	SAM4E	Affected: 0	guessed
Microchip	SAM3S	Affected: 0	guessed
Microchip	SAM3N	Affected: 0	guessed
Microchip	SAM3U	Affected: 0	guessed
amtel	same70	Affected: * cpe:2.3:a:amtel:same70::::::::
amtel	sams70	Affected: * cpe:2.3:a:amtel:sams70::::::::
amtel	samv70	Affected: * cpe:2.3:a:amtel:samv70::::::::
amtel	samv71	Affected: * cpe:2.3:a:amtel:samv71::::::::

Date Public

2024-05-16 13:00

Credits

Waleed Alzamil Bandar Alharbi Meshari Alhammadi

Show details on NVD website

JSON

To clipboard

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            "metrics": [
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                    "id": "CVE-2024-4760",
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              "versions": [
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              "defaultStatus": "unaffected",
              "product": "SAM3N",
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            {
              "defaultStatus": "unaffected",
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          "configurations": [
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              "lang": "en",
              "supportingMedia": [
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                  "base64": false,
                  "type": "text/html",
                  "value": "Physical control of the VDDCore pins\u003cbr\u003e"
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              ],
              "value": "Physical control of the VDDCore pins"
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          ],
          "credits": [
            {
              "lang": "en",
              "type": "finder",
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            },
            {
              "lang": "en",
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              "value": "Bandar Alharbi"
            },
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              "lang": "en",
              "type": "finder",
              "value": "Meshari Alhammadi"
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          ],
          "datePublic": "2024-05-16T13:00:00.000Z",
          "descriptions": [
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              "lang": "en",
              "supportingMedia": [
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                  "value": "A voltage glitch during the startup of EEFC NVM controllers on Microchip SAM E70/S70/V70/V71, SAM G55, SAM\u0026nbsp;4C/4S/4N/4E, and SAM 3S/3N/3U microcontrollers\u0026nbsp;allows access to the memory bus via the debug interface even if the security bit is set."
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              "value": "A voltage glitch during the startup of EEFC NVM controllers on Microchip SAM E70/S70/V70/V71, SAM G55, SAM\u00a04C/4S/4N/4E, and SAM 3S/3N/3U microcontrollers\u00a0allows access to the memory bus via the debug interface even if the security bit is set."
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          "metrics": [
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          "providerMetadata": {
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}

BDU:2026-00357 (CVE-2024-4760)

Vulnerability from fstec – Published: 2026-01-14 – Updated: 2026-01-14 – View on bdu.fstec.ru Exploit publicly available No remediation information

Title

Уязвимость микроконтроллеров Microchip SAM, связанная с неправильной защитой от сбоев напряжения и тактовой частоты, позволяющая нарушителю получить доступ к защищаемой информации

Summary

Уязвимость микроконтроллеров Microchip SAM связана с неправильной защитой от сбоев напряжения и тактовой частоты. Эксплуатация уязвимости может позволить нарушителю получить доступ к защищаемой информации

Severity

6.2 (Medium) CVSS 2.0


                      
                        AV:L/AC:H/Au:N/C:C/I:C/A:C

6.3 (Medium) CVSS 3.1


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

Class

Code vulnerability

Status

Potential vulnerability

Exploitation

Probabilistic techniques

Incidents

Being clarified

Remediation

Being clarified

CWE

CWE-1247 - Неправильно реализованные схемы или датчики для обнаружения и устранения сбоев напряжения и синхронизации

Aliases

CVE-2024-4760

References

2 references

URL
https://ww1.microchip.com/downloads/aemDocuments/documents/MCU32/ProductDocumen…
https://www.0x01team.com/hw_security/bypassing-microchip-atmel-sam-e70-s70-v70-…

Impacted products

12 products from 1 vendor

Vendors

Microchip Technology

Products

SAM E70, SAM S70, SAM V70, SAM V71, SAM G55, SAM 4C, SAM 4E, SAM 4N, SAM 4S, SAM 3N, SAM 3S, SAM 3U

Versions

- (SAM E70), - (SAM S70), - (SAM V70), - (SAM V71), - (SAM G55), - (SAM 4C), - (SAM 4E), - (SAM 4N), - (SAM 4S), - (SAM 3N), - (SAM 3S), - (SAM 3U)

Product types

ПО программно-аппаратного средства АСУ ТП

Mitigations

Компенсирующие меры: - ограничить физический доступ к критически важным устройствам, использующим микроконтроллеры серии SAM; - использовать индивидуальные критически важные данные для каждого устройства, например, криптографические ключи.

JSON

To clipboard

{
  "CVSS 2.0": "AV:L/AC:H/Au:N/C:C/I:C/A:C",
  "CVSS 3.0": "AV:P/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H",
  "CVSS 4.0": null,
  "remediation_\u0418\u0434\u0435\u043d\u0442\u0438\u0444\u0438\u043a\u0430\u0442\u043e\u0440": null,
  "remediation_\u041d\u0430\u0438\u043c\u0435\u043d\u043e\u0432\u0430\u043d\u0438\u0435": null,
  "\u0412\u0435\u043d\u0434\u043e\u0440 \u041f\u041e": "Microchip Technology",
  "\u0412\u0435\u0440\u0441\u0438\u044f \u041f\u041e": "- (SAM E70), - (SAM S70), - (SAM V70), - (SAM V71), - (SAM G55), - (SAM 4C), - (SAM 4E), - (SAM 4N), - (SAM 4S), - (SAM 3N), - (SAM 3S), - (SAM 3U)",
  "\u0412\u043e\u0437\u043c\u043e\u0436\u043d\u044b\u0435 \u043c\u0435\u0440\u044b \u043f\u043e \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u0438\u044e": "\u041a\u043e\u043c\u043f\u0435\u043d\u0441\u0438\u0440\u0443\u044e\u0449\u0438\u0435 \u043c\u0435\u0440\u044b:\n- \u043e\u0433\u0440\u0430\u043d\u0438\u0447\u0438\u0442\u044c \u0444\u0438\u0437\u0438\u0447\u0435\u0441\u043a\u0438\u0439 \u0434\u043e\u0441\u0442\u0443\u043f \u043a \u043a\u0440\u0438\u0442\u0438\u0447\u0435\u0441\u043a\u0438 \u0432\u0430\u0436\u043d\u044b\u043c \u0443\u0441\u0442\u0440\u043e\u0439\u0441\u0442\u0432\u0430\u043c, \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u044e\u0449\u0438\u043c \u043c\u0438\u043a\u0440\u043e\u043a\u043e\u043d\u0442\u0440\u043e\u043b\u043b\u0435\u0440\u044b \u0441\u0435\u0440\u0438\u0438 SAM;\n- \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u044c \u0438\u043d\u0434\u0438\u0432\u0438\u0434\u0443\u0430\u043b\u044c\u043d\u044b\u0435 \u043a\u0440\u0438\u0442\u0438\u0447\u0435\u0441\u043a\u0438 \u0432\u0430\u0436\u043d\u044b\u0435 \u0434\u0430\u043d\u043d\u044b\u0435 \u0434\u043b\u044f \u043a\u0430\u0436\u0434\u043e\u0433\u043e \u0443\u0441\u0442\u0440\u043e\u0439\u0441\u0442\u0432\u0430, \u043d\u0430\u043f\u0440\u0438\u043c\u0435\u0440, \u043a\u0440\u0438\u043f\u0442\u043e\u0433\u0440\u0430\u0444\u0438\u0447\u0435\u0441\u043a\u0438\u0435 \u043a\u043b\u044e\u0447\u0438.",
  "\u0414\u0430\u0442\u0430 \u0432\u044b\u044f\u0432\u043b\u0435\u043d\u0438\u044f": "16.05.2024",
  "\u0414\u0430\u0442\u0430 \u043f\u043e\u0441\u043b\u0435\u0434\u043d\u0435\u0433\u043e \u043e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u044f": "14.01.2026",
  "\u0414\u0430\u0442\u0430 \u043f\u0443\u0431\u043b\u0438\u043a\u0430\u0446\u0438\u0438": "14.01.2026",
  "\u0418\u0434\u0435\u043d\u0442\u0438\u0444\u0438\u043a\u0430\u0442\u043e\u0440": "BDU:2026-00357",
  "\u0418\u0434\u0435\u043d\u0442\u0438\u0444\u0438\u043a\u0430\u0442\u043e\u0440\u044b \u0434\u0440\u0443\u0433\u0438\u0445 \u0441\u0438\u0441\u0442\u0435\u043c \u043e\u043f\u0438\u0441\u0430\u043d\u0438\u0439 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": "CVE-2024-4760",
  "\u0418\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u044f \u043e\u0431 \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u0438\u0438": "\u0418\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u044f \u043e\u0431 \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u0438\u0438 \u043e\u0442\u0441\u0443\u0442\u0441\u0442\u0432\u0443\u0435\u0442",
  "\u041a\u043b\u0430\u0441\u0441 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": "\u0423\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c \u043a\u043e\u0434\u0430",
  "\u041d\u0430\u0437\u0432\u0430\u043d\u0438\u0435 \u041f\u041e": "SAM E70, SAM S70, SAM V70, SAM V71, SAM G55, SAM 4C, SAM 4E, SAM 4N, SAM 4S, SAM 3N, SAM 3S, SAM 3U",
  "\u041d\u0430\u0438\u043c\u0435\u043d\u043e\u0432\u0430\u043d\u0438\u0435 \u041e\u0421 \u0438 \u0442\u0438\u043f \u0430\u043f\u043f\u0430\u0440\u0430\u0442\u043d\u043e\u0439 \u043f\u043b\u0430\u0442\u0444\u043e\u0440\u043c\u044b": null,
  "\u041d\u0430\u0438\u043c\u0435\u043d\u043e\u0432\u0430\u043d\u0438\u0435 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": "\u0423\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c \u043c\u0438\u043a\u0440\u043e\u043a\u043e\u043d\u0442\u0440\u043e\u043b\u043b\u0435\u0440\u043e\u0432 Microchip SAM, \u0441\u0432\u044f\u0437\u0430\u043d\u043d\u0430\u044f \u0441 \u043d\u0435\u043f\u0440\u0430\u0432\u0438\u043b\u044c\u043d\u043e\u0439 \u0437\u0430\u0449\u0438\u0442\u043e\u0439 \u043e\u0442 \u0441\u0431\u043e\u0435\u0432 \u043d\u0430\u043f\u0440\u044f\u0436\u0435\u043d\u0438\u044f \u0438 \u0442\u0430\u043a\u0442\u043e\u0432\u043e\u0439 \u0447\u0430\u0441\u0442\u043e\u0442\u044b, \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u044e\u0449\u0430\u044f \u043d\u0430\u0440\u0443\u0448\u0438\u0442\u0435\u043b\u044e \u043f\u043e\u043b\u0443\u0447\u0438\u0442\u044c \u0434\u043e\u0441\u0442\u0443\u043f \u043a \u0437\u0430\u0449\u0438\u0449\u0430\u0435\u043c\u043e\u0439 \u0438\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u0438",
  "\u041d\u0430\u043b\u0438\u0447\u0438\u0435 \u044d\u043a\u0441\u043f\u043b\u043e\u0439\u0442\u0430": "\u0421\u0443\u0449\u0435\u0441\u0442\u0432\u0443\u0435\u0442 \u0432 \u043e\u0442\u043a\u0440\u044b\u0442\u043e\u043c \u0434\u043e\u0441\u0442\u0443\u043f\u0435",
  "\u041e\u043f\u0438\u0441\u0430\u043d\u0438\u0435 \u043e\u0448\u0438\u0431\u043a\u0438 CWE": "\u041d\u0435\u043f\u0440\u0430\u0432\u0438\u043b\u044c\u043d\u043e \u0440\u0435\u0430\u043b\u0438\u0437\u043e\u0432\u0430\u043d\u043d\u044b\u0435 \u0441\u0445\u0435\u043c\u044b \u0438\u043b\u0438 \u0434\u0430\u0442\u0447\u0438\u043a\u0438 \u0434\u043b\u044f \u043e\u0431\u043d\u0430\u0440\u0443\u0436\u0435\u043d\u0438\u044f \u0438 \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u0438\u044f \u0441\u0431\u043e\u0435\u0432 \u043d\u0430\u043f\u0440\u044f\u0436\u0435\u043d\u0438\u044f \u0438 \u0441\u0438\u043d\u0445\u0440\u043e\u043d\u0438\u0437\u0430\u0446\u0438\u0438 (CWE-1247)",
  "\u041e\u043f\u0438\u0441\u0430\u043d\u0438\u0435 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": "\u0423\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c \u043c\u0438\u043a\u0440\u043e\u043a\u043e\u043d\u0442\u0440\u043e\u043b\u043b\u0435\u0440\u043e\u0432 Microchip SAM \u0441\u0432\u044f\u0437\u0430\u043d\u0430 \u0441 \u043d\u0435\u043f\u0440\u0430\u0432\u0438\u043b\u044c\u043d\u043e\u0439 \u0437\u0430\u0449\u0438\u0442\u043e\u0439 \u043e\u0442 \u0441\u0431\u043e\u0435\u0432 \u043d\u0430\u043f\u0440\u044f\u0436\u0435\u043d\u0438\u044f \u0438 \u0442\u0430\u043a\u0442\u043e\u0432\u043e\u0439 \u0447\u0430\u0441\u0442\u043e\u0442\u044b. \u042d\u043a\u0441\u043f\u043b\u0443\u0430\u0442\u0430\u0446\u0438\u044f \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438 \u043c\u043e\u0436\u0435\u0442 \u043f\u043e\u0437\u0432\u043e\u043b\u0438\u0442\u044c \u043d\u0430\u0440\u0443\u0448\u0438\u0442\u0435\u043b\u044e \u043f\u043e\u043b\u0443\u0447\u0438\u0442\u044c \u0434\u043e\u0441\u0442\u0443\u043f \u043a \u0437\u0430\u0449\u0438\u0449\u0430\u0435\u043c\u043e\u0439 \u0438\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u0438",
  "\u041f\u043e\u0441\u043b\u0435\u0434\u0441\u0442\u0432\u0438\u044f \u044d\u043a\u0441\u043f\u043b\u0443\u0430\u0442\u0430\u0446\u0438\u0438 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": null,
  "\u041f\u0440\u043e\u0447\u0430\u044f \u0438\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u044f": null,
  "\u0421\u0432\u044f\u0437\u044c \u0441 \u0438\u043d\u0446\u0438\u0434\u0435\u043d\u0442\u0430\u043c\u0438 \u0418\u0411": "\u0414\u0430\u043d\u043d\u044b\u0435 \u0443\u0442\u043e\u0447\u043d\u044f\u044e\u0442\u0441\u044f",
  "\u0421\u043e\u0441\u0442\u043e\u044f\u043d\u0438\u0435 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": "\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d\u0430",
  "\u0421\u043f\u043e\u0441\u043e\u0431 \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u0438\u044f": "\u0414\u0430\u043d\u043d\u044b\u0435 \u0443\u0442\u043e\u0447\u043d\u044f\u044e\u0442\u0441\u044f",
  "\u0421\u043f\u043e\u0441\u043e\u0431 \u044d\u043a\u0441\u043f\u043b\u0443\u0430\u0442\u0430\u0446\u0438\u0438": "\u0412\u0435\u0440\u043e\u044f\u0442\u043d\u043e\u0441\u0442\u043d\u044b\u0435 \u043c\u0435\u0442\u043e\u0434\u044b",
  "\u0421\u0441\u044b\u043b\u043a\u0438 \u043d\u0430 \u0438\u0441\u0442\u043e\u0447\u043d\u0438\u043a\u0438": "https://ww1.microchip.com/downloads/aemDocuments/documents/MCU32/ProductDocuments/SupportingCollateral/Security-Advisory-CVE-2024-4760.pdf\nhttps://www.0x01team.com/hw_security/bypassing-microchip-atmel-sam-e70-s70-v70-v71-security/",
  "\u0421\u0442\u0430\u0442\u0443\u0441 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": "\u041f\u043e\u0442\u0435\u043d\u0446\u0438\u0430\u043b\u044c\u043d\u0430\u044f \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c",
  "\u0422\u0438\u043f \u041f\u041e": "\u041f\u041e \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u043d\u043e-\u0430\u043f\u043f\u0430\u0440\u0430\u0442\u043d\u043e\u0433\u043e \u0441\u0440\u0435\u0434\u0441\u0442\u0432\u0430 \u0410\u0421\u0423 \u0422\u041f",
  "\u0422\u0438\u043f \u043e\u0448\u0438\u0431\u043a\u0438 CWE": "CWE-1247",
  "\u0423\u0440\u043e\u0432\u0435\u043d\u044c \u043e\u043f\u0430\u0441\u043d\u043e\u0441\u0442\u0438 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": "\u0421\u0440\u0435\u0434\u043d\u0438\u0439 \u0443\u0440\u043e\u0432\u0435\u043d\u044c \u043e\u043f\u0430\u0441\u043d\u043e\u0441\u0442\u0438 (\u0431\u0430\u0437\u043e\u0432\u0430\u044f \u043e\u0446\u0435\u043d\u043a\u0430 CVSS 2.0 \u0441\u043e\u0441\u0442\u0430\u0432\u043b\u044f\u0435\u0442 6,2)\n\u0421\u0440\u0435\u0434\u043d\u0438\u0439 \u0443\u0440\u043e\u0432\u0435\u043d\u044c \u043e\u043f\u0430\u0441\u043d\u043e\u0441\u0442\u0438 (\u0431\u0430\u0437\u043e\u0432\u0430\u044f \u043e\u0446\u0435\u043d\u043a\u0430 CVSS 3.1 \u0441\u043e\u0441\u0442\u0430\u0432\u043b\u044f\u0435\u0442 6,3)"
}

FKIE_CVE-2024-4760

Vulnerability from fkie_nvd - Published: 2024-05-16 13:15 - Updated: 2026-06-17 08:02

Severity

6.3 (Medium) - CVSS:3.1/AV:P/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

Summary

References

	URL	Tags
	dc3f6da9-85b5-4a73-84a2-2ec90b40fca5	https://ww1.microchip.com/downloads/aemDocuments/documents/MCU32/ProductDocuments/SupportingCollateral/Security-Advisory-CVE-2024-4760.pdf
	dc3f6da9-85b5-4a73-84a2-2ec90b40fca5	https://www.0x01team.com/hw_security/bypassing-microchip-atmel-sam-e70-s70-v70-v71-security/
	af854a3a-2127-422b-91ae-364da2661108	https://www.0x01team.com/hw_security/bypassing-microchip-atmel-sam-e70-s70-v70-v71-security/

Impacted products

	Vendor	Product	Version

JSON

To clipboard

{
  "affected": [
    {
      "affectedData": [
        {
          "defaultStatus": "affected",
          "product": "SAME70",
          "vendor": "Microchip",
          "versions": [
            {
              "status": "affected",
              "version": "0"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "SAMS70",
          "vendor": "Microchip",
          "versions": [
            {
              "status": "affected",
              "version": "0"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "SAMV70",
          "vendor": "Microchip",
          "versions": [
            {
              "status": "affected",
              "version": "0"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "SAMV71",
          "vendor": "Microchip",
          "versions": [
            {
              "status": "affected",
              "version": "0"
            }
          ]
        },
        {
          "defaultStatus": "unaffected",
          "product": "SAMG55",
          "vendor": "Microchip",
          "versions": [
            {
              "status": "affected",
              "version": "0"
            }
          ]
        },
        {
          "defaultStatus": "unaffected",
          "product": "SAM4C",
          "vendor": "Microchip",
          "versions": [
            {
              "status": "affected",
              "version": "0"
            }
          ]
        },
        {
          "defaultStatus": "unaffected",
          "product": "SAM4S",
          "vendor": "Microchip",
          "versions": [
            {
              "status": "affected",
              "version": "0"
            }
          ]
        },
        {
          "defaultStatus": "unaffected",
          "product": "SAM4N",
          "vendor": "Microchip",
          "versions": [
            {
              "status": "affected",
              "version": "0"
            }
          ]
        },
        {
          "defaultStatus": "unaffected",
          "product": "SAM4E",
          "vendor": "Microchip",
          "versions": [
            {
              "status": "affected",
              "version": "0"
            }
          ]
        },
        {
          "defaultStatus": "unaffected",
          "product": "SAM3S",
          "vendor": "Microchip",
          "versions": [
            {
              "status": "affected",
              "version": "0"
            }
          ]
        },
        {
          "defaultStatus": "unaffected",
          "product": "SAM3N",
          "vendor": "Microchip",
          "versions": [
            {
              "status": "affected",
              "version": "0"
            }
          ]
        },
        {
          "defaultStatus": "unaffected",
          "product": "SAM3U",
          "vendor": "Microchip",
          "versions": [
            {
              "status": "affected",
              "version": "0"
            }
          ]
        }
      ],
      "source": "dc3f6da9-85b5-4a73-84a2-2ec90b40fca5"
    },
    {
      "affectedData": [
        {
          "cpes": [
            "cpe:2.3:a:amtel:same70:*:*:*:*:*:*:*:*"
          ],
          "defaultStatus": "unknown",
          "product": "same70",
          "vendor": "amtel",
          "versions": [
            {
              "status": "affected",
              "version": "*"
            }
          ]
        },
        {
          "cpes": [
            "cpe:2.3:a:amtel:sams70:*:*:*:*:*:*:*:*"
          ],
          "defaultStatus": "unknown",
          "product": "sams70",
          "vendor": "amtel",
          "versions": [
            {
              "status": "affected",
              "version": "*"
            }
          ]
        },
        {
          "cpes": [
            "cpe:2.3:a:amtel:samv70:*:*:*:*:*:*:*:*"
          ],
          "defaultStatus": "unknown",
          "product": "samv70",
          "vendor": "amtel",
          "versions": [
            {
              "status": "affected",
              "version": "*"
            }
          ]
        },
        {
          "cpes": [
            "cpe:2.3:a:amtel:samv71:*:*:*:*:*:*:*:*"
          ],
          "defaultStatus": "unknown",
          "product": "samv71",
          "vendor": "amtel",
          "versions": [
            {
              "status": "affected",
              "version": "*"
            }
          ]
        }
      ],
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0"
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "A voltage glitch during the startup of EEFC NVM controllers on Microchip SAM E70/S70/V70/V71, SAM G55, SAM\u00a04C/4S/4N/4E, and SAM 3S/3N/3U microcontrollers\u00a0allows access to the memory bus via the debug interface even if the security bit is set."
    },
    {
      "lang": "es",
      "value": "Una falla de voltaje durante el inicio de los controladores EEFC NVM en los microcontroladores Microchip SAM E70/S70/V70/V71 permite el acceso al bus de memoria a trav\u00e9s de la interfaz de depuraci\u00f3n incluso si el bit de seguridad est\u00e1 configurado."
    }
  ],
  "id": "CVE-2024-4760",
  "lastModified": "2026-06-17T08:02:50.677",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "HIGH",
          "attackVector": "PHYSICAL",
          "availabilityImpact": "HIGH",
          "baseScore": 6.3,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "REQUIRED",
          "vectorString": "CVSS:3.1/AV:P/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 0.4,
        "impactScore": 5.9,
        "source": "dc3f6da9-85b5-4a73-84a2-2ec90b40fca5",
        "type": "Secondary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2024-4760",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "total"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2024-05-24T19:22:40.820250Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2024-05-16T13:15:47.893",
  "references": [
    {
      "source": "dc3f6da9-85b5-4a73-84a2-2ec90b40fca5",
      "url": "https://ww1.microchip.com/downloads/aemDocuments/documents/MCU32/ProductDocuments/SupportingCollateral/Security-Advisory-CVE-2024-4760.pdf"
    },
    {
      "source": "dc3f6da9-85b5-4a73-84a2-2ec90b40fca5",
      "url": "https://www.0x01team.com/hw_security/bypassing-microchip-atmel-sam-e70-s70-v70-v71-security/"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://www.0x01team.com/hw_security/bypassing-microchip-atmel-sam-e70-s70-v70-v71-security/"
    }
  ],
  "sourceIdentifier": "dc3f6da9-85b5-4a73-84a2-2ec90b40fca5",
  "vulnStatus": "Deferred",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-1247"
        }
      ],
      "source": "dc3f6da9-85b5-4a73-84a2-2ec90b40fca5",
      "type": "Secondary"
    }
  ]
}

GHSA-5MP7-G9P8-P9XX

Vulnerability from github – Published: 2024-05-16 15:31 – Updated: 2025-06-06 15:30

Details

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.

Severity

6.3 (Medium)


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

Show details on source website

JSON

To clipboard

{
  "affected": [],
  "aliases": [
    "CVE-2024-4760"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-1247"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2024-05-16T13:15:47Z",
    "severity": "MODERATE"
  },
  "details": "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.",
  "id": "GHSA-5mp7-g9p8-p9xx",
  "modified": "2025-06-06T15:30:34Z",
  "published": "2024-05-16T15:31:37Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2024-4760"
    },
    {
      "type": "WEB",
      "url": "https://ww1.microchip.com/downloads/aemDocuments/documents/MCU32/ProductDocuments/SupportingCollateral/Security-Advisory-CVE-2024-4760.pdf"
    },
    {
      "type": "WEB",
      "url": "https://www.0x01team.com/hw_security/bypassing-microchip-atmel-sam-e70-s70-v70-v71-security"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:P/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ]
}

Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Vulnerability timeline

Sightings and recorded dates, grouped by day · UTC

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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.

Action not permitted

CVE-2024-4760 (GCVE-0-2024-4760)

BDU:2026-00357 (CVE-2024-4760)

FKIE_CVE-2024-4760

GHSA-5MP7-G9P8-P9XX

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Nomenclature

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Related by attack behaviour