CVE-2025-0040 (GCVE-0-2025-0040)

Vulnerability from cvelistv5 – Published: 2026-05-15 02:09 – Updated: 2026-05-15 13:22
VLAI
Summary
Improper access control between the Joint Test Action Group (JTAG) and Advanced Extensible Interface (AXI) could allow an attacker with physical access to read or overwrite the contents of cross-chip debug (XCD) registers potentially resulting in loss of data integrity or confidentiality.
Severity
5.3 (Medium)
CVSS:4.0/AV:P/AC:H/AT:P/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N
CWE
  • CWE-284 - Improper Access Control
Assigner
AMD
References
Impacted products
Date Public
2026-05-15 02:00
Show details on NVD website
To clipboard 

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2025-0040",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-05-15T13:22:42.198922Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-05-15T13:22:52.097Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "affected",
          "product": "AMD Ryzen\u2122 7040 Series Mobile Processors with Radeon\u2122 Graphics",
          "vendor": "AMD",
          "versions": [
            {
              "status": "unaffected",
              "version": "PhoenixPI-FP8-FP7_1.2.0.B"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "AMD Ryzen\u2122 8000 Series Desktop Processors",
          "vendor": "AMD",
          "versions": [
            {
              "status": "unaffected",
              "version": "ComboAM5PI 1.2.0.3d"
            },
            {
              "status": "unaffected",
              "version": "ComboAM5PI 1.1.0.3d"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "AMD Ryzen\u2122 8040 Series Mobile Processors with Radeon\u2122 Graphics",
          "vendor": "AMD",
          "versions": [
            {
              "status": "unaffected",
              "version": "PhoenixPI-FP8-FP7_1.2.0.B"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "AMD Ryzen\u2122 Embedded 8000 Series Processors",
          "vendor": "AMD",
          "versions": [
            {
              "status": "unaffected",
              "version": "EmbeddedPhoenixPI-FP7r2_1.0.0.2"
            }
          ]
        }
      ],
      "datePublic": "2026-05-15T02:00:58.862Z",
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "Improper access control between the Joint Test Action Group (JTAG) and Advanced Extensible Interface (AXI) could allow an attacker with physical access to read or overwrite the contents of cross-chip debug (XCD) registers potentially resulting in loss of data integrity or confidentiality.\u003cbr\u003e"
            }
          ],
          "value": "Improper access control between the Joint Test Action Group (JTAG) and Advanced Extensible Interface (AXI) could allow an attacker with physical access to read or overwrite the contents of cross-chip debug (XCD) registers potentially resulting in loss of data integrity or confidentiality."
        }
      ],
      "metrics": [
        {
          "cvssV4_0": {
            "attackComplexity": "HIGH",
            "attackVector": "PHYSICAL",
            "baseScore": 5.3,
            "baseSeverity": "MEDIUM",
            "privilegesRequired": "NONE",
            "userInteraction": "NONE",
            "vectorString": "CVSS:4.0/AV:P/AC:H/AT:P/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N",
            "version": "4.0"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-284",
              "description": "CWE-284  Improper Access Control",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-05-15T02:09:35.182Z",
        "orgId": "b58fc414-a1e4-4f92-9d70-1add41838648",
        "shortName": "AMD"
      },
      "references": [
        {
          "url": "https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-4017.html"
        },
        {
          "url": "https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-6027.html"
        }
      ],
      "source": {
        "discovery": "UNKNOWN"
      },
      "x_generator": {
        "engine": "AMD PSIRT Automation 1.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "b58fc414-a1e4-4f92-9d70-1add41838648",
    "assignerShortName": "AMD",
    "cveId": "CVE-2025-0040",
    "datePublished": "2026-05-15T02:09:35.182Z",
    "dateReserved": "2024-11-21T16:18:07.633Z",
    "dateUpdated": "2026-05-15T13:22:52.097Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2025-0040",
      "date": "2026-05-29",
      "epss": "0.00023",
      "percentile": "0.07024"
    },
    "nvd": "{\"cve\":{\"id\":\"CVE-2025-0040\",\"sourceIdentifier\":\"psirt@amd.com\",\"published\":\"2026-05-15T03:16:21.210\",\"lastModified\":\"2026-05-15T14:10:17.083\",\"vulnStatus\":\"Awaiting Analysis\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"Improper access control between the Joint Test Action Group (JTAG) and Advanced Extensible Interface (AXI) could allow an attacker with physical access to read or overwrite the contents of cross-chip debug (XCD) registers potentially resulting in loss of data integrity or confidentiality.\"}],\"metrics\":{\"cvssMetricV40\":[{\"source\":\"psirt@amd.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"4.0\",\"vectorString\":\"CVSS:4.0/AV:P/AC:H/AT:P/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X\",\"baseScore\":5.3,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"PHYSICAL\",\"attackComplexity\":\"HIGH\",\"attackRequirements\":\"PRESENT\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"vulnConfidentialityImpact\":\"HIGH\",\"vulnIntegrityImpact\":\"HIGH\",\"vulnAvailabilityImpact\":\"NONE\",\"subConfidentialityImpact\":\"NONE\",\"subIntegrityImpact\":\"NONE\",\"subAvailabilityImpact\":\"NONE\",\"exploitMaturity\":\"NOT_DEFINED\",\"confidentialityRequirement\":\"NOT_DEFINED\",\"integrityRequirement\":\"NOT_DEFINED\",\"availabilityRequirement\":\"NOT_DEFINED\",\"modifiedAttackVector\":\"NOT_DEFINED\",\"modifiedAttackComplexity\":\"NOT_DEFINED\",\"modifiedAttackRequirements\":\"NOT_DEFINED\",\"modifiedPrivilegesRequired\":\"NOT_DEFINED\",\"modifiedUserInteraction\":\"NOT_DEFINED\",\"modifiedVulnConfidentialityImpact\":\"NOT_DEFINED\",\"modifiedVulnIntegrityImpact\":\"NOT_DEFINED\",\"modifiedVulnAvailabilityImpact\":\"NOT_DEFINED\",\"modifiedSubConfidentialityImpact\":\"NOT_DEFINED\",\"modifiedSubIntegrityImpact\":\"NOT_DEFINED\",\"modifiedSubAvailabilityImpact\":\"NOT_DEFINED\",\"Safety\":\"NOT_DEFINED\",\"Automatable\":\"NOT_DEFINED\",\"Recovery\":\"NOT_DEFINED\",\"valueDensity\":\"NOT_DEFINED\",\"vulnerabilityResponseEffort\":\"NOT_DEFINED\",\"providerUrgency\":\"NOT_DEFINED\"}}]},\"weaknesses\":[{\"source\":\"psirt@amd.com\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-284\"}]}],\"references\":[{\"url\":\"https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-4017.html\",\"source\":\"psirt@amd.com\"},{\"url\":\"https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-6027.html\",\"source\":\"psirt@amd.com\"}]}}",
    "vulnrichment": {
      "containers": "{\"adp\": [{\"title\": \"CISA ADP Vulnrichment\", \"metrics\": [{\"other\": {\"type\": \"ssvc\", \"content\": {\"id\": \"CVE-2025-0040\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"none\"}, {\"Automatable\": \"no\"}, {\"Technical Impact\": \"total\"}], \"version\": \"2.0.3\", \"timestamp\": \"2026-05-15T13:22:42.198922Z\"}}}], \"providerMetadata\": {\"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\", \"dateUpdated\": \"2026-05-15T13:22:48.323Z\"}}], \"cna\": {\"source\": {\"discovery\": \"UNKNOWN\"}, \"metrics\": [{\"format\": \"CVSS\", \"cvssV4_0\": {\"version\": \"4.0\", \"baseScore\": 5.3, \"attackVector\": \"PHYSICAL\", \"baseSeverity\": \"MEDIUM\", \"vectorString\": \"CVSS:4.0/AV:P/AC:H/AT:P/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N\", \"userInteraction\": \"NONE\", \"attackComplexity\": \"HIGH\", \"privilegesRequired\": \"NONE\"}, \"scenarios\": [{\"lang\": \"en\", \"value\": \"GENERAL\"}]}], \"affected\": [{\"vendor\": \"AMD\", \"product\": \"AMD Ryzen\\u2122 7040 Series Mobile Processors with Radeon\\u2122 Graphics\", \"versions\": [{\"status\": \"unaffected\", \"version\": \"PhoenixPI-FP8-FP7_1.2.0.B\"}], \"defaultStatus\": \"affected\"}, {\"vendor\": \"AMD\", \"product\": \"AMD Ryzen\\u2122 8000 Series Desktop Processors\", \"versions\": [{\"status\": \"unaffected\", \"version\": \"ComboAM5PI 1.2.0.3d\"}, {\"status\": \"unaffected\", \"version\": \"ComboAM5PI 1.1.0.3d\"}], \"defaultStatus\": \"affected\"}, {\"vendor\": \"AMD\", \"product\": \"AMD Ryzen\\u2122 8040 Series Mobile Processors with Radeon\\u2122 Graphics\", \"versions\": [{\"status\": \"unaffected\", \"version\": \"PhoenixPI-FP8-FP7_1.2.0.B\"}], \"defaultStatus\": \"affected\"}, {\"vendor\": \"AMD\", \"product\": \"AMD Ryzen\\u2122 Embedded 8000 Series Processors\", \"versions\": [{\"status\": \"unaffected\", \"version\": \"EmbeddedPhoenixPI-FP7r2_1.0.0.2\"}], \"defaultStatus\": \"affected\"}], \"datePublic\": \"2026-05-15T02:00:58.862Z\", \"references\": [{\"url\": \"https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-4017.html\"}, {\"url\": \"https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-6027.html\"}], \"x_generator\": {\"engine\": \"AMD PSIRT Automation 1.0\"}, \"descriptions\": [{\"lang\": \"en\", \"value\": \"Improper access control between the Joint Test Action Group (JTAG) and Advanced Extensible Interface (AXI) could allow an attacker with physical access to read or overwrite the contents of cross-chip debug (XCD) registers potentially resulting in loss of data integrity or confidentiality.\", \"supportingMedia\": [{\"type\": \"text/html\", \"value\": \"Improper access control between the Joint Test Action Group (JTAG) and Advanced Extensible Interface (AXI) could allow an attacker with physical access to read or overwrite the contents of cross-chip debug (XCD) registers potentially resulting in loss of data integrity or confidentiality.\u003cbr\u003e\", \"base64\": false}]}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-284\", \"description\": \"CWE-284  Improper Access Control\"}]}], \"providerMetadata\": {\"orgId\": \"b58fc414-a1e4-4f92-9d70-1add41838648\", \"shortName\": \"AMD\", \"dateUpdated\": \"2026-05-15T02:09:35.182Z\"}}}",
      "cveMetadata": "{\"cveId\": \"CVE-2025-0040\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2026-05-15T13:22:52.097Z\", \"dateReserved\": \"2024-11-21T16:18:07.633Z\", \"assignerOrgId\": \"b58fc414-a1e4-4f92-9d70-1add41838648\", \"datePublished\": \"2026-05-15T02:09:35.182Z\", \"assignerShortName\": \"AMD\"}",
      "dataType": "CVE_RECORD",
      "dataVersion": "5.2"
    }
  }
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

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.


Detection rules are retrieved from Rulezet.