github - ghsa-5mp7-g9p8-p9xx

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

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{
  "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"
    }
  ]
}

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

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

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

CWE

CWE-1247 - Improper Protection Against Voltage and Clock Glitches

Assigner

Microchip

References

URL

Tags

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

Impacted products

Vendor

Product

Version

Microchip

SAME70

Affected: 0

Microchip	SAMS70	Affected: 0
Microchip	SAMV70	Affected: 0
Microchip	SAMV71	Affected: 0
Microchip	SAMG55	Affected: 0
Microchip	SAM4C	Affected: 0
Microchip	SAM4S	Affected: 0
Microchip	SAM4N	Affected: 0
Microchip	SAM4E	Affected: 0
Microchip	SAM3S	Affected: 0
Microchip	SAM3N	Affected: 0
Microchip	SAM3U	Affected: 0

Credits

Waleed Alzamil Bandar Alharbi Meshari Alhammadi

Show details on NVD website

JSON

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Sightings

Author	Source	Type	Date

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.

Detection rules are retrieved from Rulezet.

Action not permitted

GHSA-5MP7-G9P8-P9XX

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

Tags

Sightings

Nomenclature