Vulnerabilites related to Microchip - SAM4N
CVE-2024-4760 (GCVE-0-2024-4760)
Vulnerability from cvelistv5
Published
2024-05-16 13:07
Modified
2025-06-06 15:08
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- CWE-1247 - Improper Protection Against Voltage and Clock Glitches
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.
References
| ► | URL | Tags |
|---|---|---|
Impacted products
| Vendor | Product | Version | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ► | Microchip | SAME70 |
Version: 0 |
||||||||||||||||||||||||||||||||||||||||||||||||||||||||
|
|||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
{
"containers": {
"adp": [
{
"affected": [
{
"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": "*"
}
]
}
],
"metrics": [
{
"other": {
"content": {
"id": "CVE-2024-4760",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "no"
},
{
"Technical Impact": "total"
}
],
"role": "CISA Coordinator",
"timestamp": "2024-05-24T19:22:40.820250Z",
"version": "2.0.3"
},
"type": "ssvc"
}
}
],
"providerMetadata": {
"dateUpdated": "2024-06-04T17:53:31.485Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"title": "CISA ADP Vulnrichment"
},
{
"providerMetadata": {
"dateUpdated": "2024-08-01T20:47:41.757Z",
"orgId": "af854a3a-2127-422b-91ae-364da2661108",
"shortName": "CVE"
},
"references": [
{
"tags": [
"technical-description",
"exploit",
"x_transferred"
],
"url": "https://www.0x01team.com/hw_security/bypassing-microchip-atmel-sam-e70-s70-v70-v71-security/"
}
],
"title": "CVE Program Container"
}
],
"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\u003cbr\u003e"
}
],
"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\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."
}
],
"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."
}
],
"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": {
"dateUpdated": "2025-06-06T15:08:03.023Z",
"orgId": "dc3f6da9-85b5-4a73-84a2-2ec90b40fca5",
"shortName": "Microchip"
},
"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\u003cbr\u003eupdates."
}
],
"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"
}
}
},
"cveMetadata": {
"assignerOrgId": "dc3f6da9-85b5-4a73-84a2-2ec90b40fca5",
"assignerShortName": "Microchip",
"cveId": "CVE-2024-4760",
"datePublished": "2024-05-16T13:07:57.462Z",
"dateReserved": "2024-05-10T15:18:00.908Z",
"dateUpdated": "2025-06-06T15:08:03.023Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.1"
}