{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2024-4760","assignerOrgId":"dc3f6da9-85b5-4a73-84a2-2ec90b40fca5","state":"PUBLISHED","assignerShortName":"Microchip","dateReserved":"2024-05-10T15:18:00.908Z","datePublished":"2024-05-16T13:07:57.462Z","dateUpdated":"2025-06-06T15:08:03.023Z"},"containers":{"cna":{"affected":[{"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"}]}],"configurations":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"Physical control of the VDDCore pins<br>"}],"value":"Physical control of the VDDCore pins"}],"credits":[{"lang":"en","type":"finder","value":"Waleed Alzamil"},{"lang":"en","type":"finder","value":"Bandar Alharbi"},{"lang":"en","type":"finder","value":"Meshari Alhammadi"}],"datePublic":"2024-05-16T13:00:00.000Z","descriptions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"A voltage glitch during the startup of EEFC NVM controllers on Microchip SAM E70/S70/V70/V71, SAM G55, SAM&nbsp;4C/4S/4N/4E, and SAM 3S/3N/3U microcontrollers&nbsp;allows access to the memory bus via the debug interface even if the security bit is set."}],"value":"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."}],"impacts":[{"capecId":"CAPEC-624","descriptions":[{"lang":"en","value":"CAPEC-624: Hardware Fault Injection"}]}],"metrics":[{"cvssV3_1":{"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"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-1247","description":"CWE-1247: Improper Protection Against Voltage and Clock Glitches","lang":"en","type":"CWE"}]}],"providerMetadata":{"orgId":"dc3f6da9-85b5-4a73-84a2-2ec90b40fca5","shortName":"Microchip","dateUpdated":"2025-06-06T15:08:03.023Z"},"references":[{"tags":["technical-description","exploit"],"url":"https://www.0x01team.com/hw_security/bypassing-microchip-atmel-sam-e70-s70-v70-v71-security/"},{"tags":["vendor-advisory"],"url":"https://ww1.microchip.com/downloads/aemDocuments/documents/MCU32/ProductDocuments/SupportingCollateral/Security-Advisory-CVE-2024-4760.pdf"}],"source":{"advisory":"PSIRT-73","discovery":"EXTERNAL"},"timeline":[{"lang":"en","time":"2024-02-15T17:19:00.000Z","value":"Initial report"},{"lang":"en","time":"2025-06-06T07:00:00.000Z","value":"Vendor Advisory issued"}],"title":"Voltage glitch during startup of the EEFC NVM controller can bypass the security bit","workarounds":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"Please contact Microchip to obtain the appropriate patch for your devices, which are available as binary code<br>updates."}],"value":"Please contact Microchip to obtain the appropriate patch for your devices, which are available as binary code\nupdates."}],"x_generator":{"engine":"Vulnogram 0.1.0-dev"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"id":"CVE-2024-4760","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"version":"2.0.3","timestamp":"2024-05-24T19:22:40.820250Z"}}}],"affected":[{"cpes":["cpe:2.3:a:amtel:same70:*:*:*:*:*:*:*:*"],"vendor":"amtel","product":"same70","versions":[{"status":"affected","version":"*"}],"defaultStatus":"unknown"},{"cpes":["cpe:2.3:a:amtel:sams70:*:*:*:*:*:*:*:*"],"vendor":"amtel","product":"sams70","versions":[{"status":"affected","version":"*"}],"defaultStatus":"unknown"},{"cpes":["cpe:2.3:a:amtel:samv70:*:*:*:*:*:*:*:*"],"vendor":"amtel","product":"samv70","versions":[{"status":"affected","version":"*"}],"defaultStatus":"unknown"},{"cpes":["cpe:2.3:a:amtel:samv71:*:*:*:*:*:*:*:*"],"vendor":"amtel","product":"samv71","versions":[{"status":"affected","version":"*"}],"defaultStatus":"unknown"}],"providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2024-06-04T17:53:31.485Z"}},{"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2024-08-01T20:47:41.757Z"},"title":"CVE Program Container","references":[{"tags":["technical-description","exploit","x_transferred"],"url":"https://www.0x01team.com/hw_security/bypassing-microchip-atmel-sam-e70-s70-v70-v71-security/"}]}]}}