Vulnerability-Lookup

CVE-2026-33197 (GCVE-0-2026-33197)

Vulnerability from cvelistv5 – Published: 2026-09-08 14:02 – Updated: 2026-09-08 15:22

Title

BDS Module Bypass Secure Boot Advisory

Summary

AMI APTIOV contains a vulnerability in BIOS where a privileged user may cause the “Incomplete List of Disallowed Inputs” by local access. Successful exploitation of this vulnerability may lead to arbitrary code execution and impact system Confidentiality, Integrity, and Availability.

Severity

8.7 (High)


                        
                          CVSS:4.0/AV:L/AC:L/AT:P/PR:H/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H

SSVC

Exploitation: none Automatable: no Technical Impact: total

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2026-09-08 15:22 UTC

CWE

CWE-184 - Incomplete List of Disallowed Inputs

Assigner

AMI icscert root

References

1 reference

URL	Tags
https://go.ami.com/hubfs/Security%20Advisories/20…

Impacted products

1 product

Vendor	Product	Version	CPE status
AMI	AptioV	Affected: AptioV_5.0 , < AptioV_5.044 (custom)	guessed

Date Public

2026-09-08 14:01

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-33197",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-09-08T15:22:22.910278Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-09-08T15:22:30.375Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "AptioV",
          "vendor": "AMI",
          "versions": [
            {
              "lessThan": "AptioV_5.044",
              "status": "affected",
              "version": "AptioV_5.0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "datePublic": "2026-09-08T14:01:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "AMI APTIOV contains a vulnerability in BIOS where a privileged user may cause the \u201cIncomplete List of Disallowed\u0026nbsp;Inputs\u201d by local access. Successful exploitation of this vulnerability may lead to arbitrary code execution and impact\u0026nbsp;system Confidentiality, Integrity, and Availability."
            }
          ],
          "value": "AMI APTIOV contains a vulnerability in BIOS where a privileged user may cause the \u201cIncomplete List of Disallowed\u00a0Inputs\u201d by local access. Successful exploitation of this vulnerability may lead to arbitrary code execution and impact\u00a0system Confidentiality, Integrity, and Availability."
        }
      ],
      "metrics": [
        {
          "cvssV4_0": {
            "Automatable": "NOT_DEFINED",
            "Recovery": "NOT_DEFINED",
            "Safety": "NOT_DEFINED",
            "attackComplexity": "LOW",
            "attackRequirements": "PRESENT",
            "attackVector": "LOCAL",
            "baseScore": 8.7,
            "baseSeverity": "HIGH",
            "exploitMaturity": "NOT_DEFINED",
            "privilegesRequired": "HIGH",
            "providerUrgency": "NOT_DEFINED",
            "subAvailabilityImpact": "HIGH",
            "subConfidentialityImpact": "HIGH",
            "subIntegrityImpact": "HIGH",
            "userInteraction": "NONE",
            "valueDensity": "NOT_DEFINED",
            "vectorString": "CVSS:4.0/AV:L/AC:L/AT:P/PR:H/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H",
            "version": "4.0",
            "vulnAvailabilityImpact": "HIGH",
            "vulnConfidentialityImpact": "HIGH",
            "vulnIntegrityImpact": "HIGH",
            "vulnerabilityResponseEffort": "NOT_DEFINED"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-184",
              "description": "CWE-184: Incomplete List of Disallowed Inputs",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-09-08T14:02:30.089Z",
        "orgId": "7e9044f1-7f56-4c38-8864-c0c7302263d6",
        "shortName": "AMI"
      },
      "references": [
        {
          "url": "https://go.ami.com/hubfs/Security%20Advisories/2026/AMI-SA-2026001.pdf"
        }
      ],
      "source": {
        "discovery": "UNKNOWN"
      },
      "title": "BDS Module Bypass Secure Boot Advisory",
      "x_generator": {
        "engine": "Vulnogram 1.0.5"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "7e9044f1-7f56-4c38-8864-c0c7302263d6",
    "assignerShortName": "AMI",
    "cveId": "CVE-2026-33197",
    "datePublished": "2026-09-08T14:02:30.089Z",
    "dateReserved": "2026-03-17T22:18:45.992Z",
    "dateUpdated": "2026-09-08T15:22:30.375Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2026-33197",
      "date": "2026-09-09",
      "epss": "0.00122",
      "percentile": "0.02282"
    },
    "nvd": "{\"cve\":{\"id\":\"CVE-2026-33197\",\"sourceIdentifier\":\"biossecurity@ami.com\",\"published\":\"2026-09-08T15:18:42.960\",\"lastModified\":\"2026-09-08T16:18:08.077\",\"vulnStatus\":\"Awaiting Analysis\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"AMI APTIOV contains a vulnerability in BIOS where a privileged user may cause the \u201cIncomplete List of Disallowed\u00a0Inputs\u201d by local access. Successful exploitation of this vulnerability may lead to arbitrary code execution and impact\u00a0system Confidentiality, Integrity, and Availability.\"}],\"affected\":[{\"source\":\"biossecurity@ami.com\",\"affectedData\":[{\"vendor\":\"AMI\",\"product\":\"AptioV\",\"defaultStatus\":\"unaffected\",\"versions\":[{\"version\":\"AptioV_5.0\",\"lessThan\":\"AptioV_5.044\",\"versionType\":\"custom\",\"status\":\"affected\"}]}]}],\"metrics\":{\"cvssMetricV40\":[{\"source\":\"biossecurity@ami.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"4.0\",\"vectorString\":\"CVSS:4.0/AV:L/AC:L/AT:P/PR:H/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/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\":8.7,\"baseSeverity\":\"HIGH\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"LOW\",\"attackRequirements\":\"PRESENT\",\"privilegesRequired\":\"HIGH\",\"userInteraction\":\"NONE\",\"vulnConfidentialityImpact\":\"HIGH\",\"vulnIntegrityImpact\":\"HIGH\",\"vulnAvailabilityImpact\":\"HIGH\",\"subConfidentialityImpact\":\"HIGH\",\"subIntegrityImpact\":\"HIGH\",\"subAvailabilityImpact\":\"HIGH\",\"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\"}}],\"ssvcV203\":[{\"source\":\"134c704f-9b21-4f2e-91b3-4a467353bcc0\",\"ssvcData\":{\"timestamp\":\"2026-09-08T15:22:22.910278Z\",\"id\":\"CVE-2026-33197\",\"options\":[{\"exploitation\":\"none\"},{\"automatable\":\"no\"},{\"technicalImpact\":\"total\"}],\"role\":\"CISA Coordinator\",\"version\":\"2.0.3\"}}]},\"weaknesses\":[{\"source\":\"biossecurity@ami.com\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-184\"}]}],\"references\":[{\"url\":\"https://go.ami.com/hubfs/Security%20Advisories/2026/AMI-SA-2026001.pdf\",\"source\":\"biossecurity@ami.com\"}]}}",
    "vulnrichment": {
      "containers": "{\"adp\": [{\"title\": \"CISA ADP Vulnrichment\", \"metrics\": [{\"other\": {\"type\": \"ssvc\", \"content\": {\"id\": \"CVE-2026-33197\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"none\"}, {\"Automatable\": \"no\"}, {\"Technical Impact\": \"total\"}], \"version\": \"2.0.3\", \"timestamp\": \"2026-09-08T15:22:22.910278Z\"}}}], \"providerMetadata\": {\"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\", \"dateUpdated\": \"2026-09-08T15:22:27.365Z\"}}], \"cna\": {\"title\": \"BDS Module Bypass Secure Boot Advisory\", \"source\": {\"discovery\": \"UNKNOWN\"}, \"metrics\": [{\"format\": \"CVSS\", \"cvssV4_0\": {\"Safety\": \"NOT_DEFINED\", \"version\": \"4.0\", \"Recovery\": \"NOT_DEFINED\", \"baseScore\": 8.7, \"Automatable\": \"NOT_DEFINED\", \"attackVector\": \"LOCAL\", \"baseSeverity\": \"HIGH\", \"valueDensity\": \"NOT_DEFINED\", \"vectorString\": \"CVSS:4.0/AV:L/AC:L/AT:P/PR:H/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H\", \"exploitMaturity\": \"NOT_DEFINED\", \"providerUrgency\": \"NOT_DEFINED\", \"userInteraction\": \"NONE\", \"attackComplexity\": \"LOW\", \"attackRequirements\": \"PRESENT\", \"privilegesRequired\": \"HIGH\", \"subIntegrityImpact\": \"HIGH\", \"vulnIntegrityImpact\": \"HIGH\", \"subAvailabilityImpact\": \"HIGH\", \"vulnAvailabilityImpact\": \"HIGH\", \"subConfidentialityImpact\": \"HIGH\", \"vulnConfidentialityImpact\": \"HIGH\", \"vulnerabilityResponseEffort\": \"NOT_DEFINED\"}, \"scenarios\": [{\"lang\": \"en\", \"value\": \"GENERAL\"}]}], \"affected\": [{\"vendor\": \"AMI\", \"product\": \"AptioV\", \"versions\": [{\"status\": \"affected\", \"version\": \"AptioV_5.0\", \"lessThan\": \"AptioV_5.044\", \"versionType\": \"custom\"}], \"defaultStatus\": \"unaffected\"}], \"datePublic\": \"2026-09-08T14:01:00.000Z\", \"references\": [{\"url\": \"https://go.ami.com/hubfs/Security%20Advisories/2026/AMI-SA-2026001.pdf\"}], \"x_generator\": {\"engine\": \"Vulnogram 1.0.5\"}, \"descriptions\": [{\"lang\": \"en\", \"value\": \"AMI APTIOV contains a vulnerability in BIOS where a privileged user may cause the \\u201cIncomplete List of Disallowed\\u00a0Inputs\\u201d by local access. Successful exploitation of this vulnerability may lead to arbitrary code execution and impact\\u00a0system Confidentiality, Integrity, and Availability.\", \"supportingMedia\": [{\"type\": \"text/html\", \"value\": \"AMI APTIOV contains a vulnerability in BIOS where a privileged user may cause the \\u201cIncomplete List of Disallowed\u0026nbsp;Inputs\\u201d by local access. Successful exploitation of this vulnerability may lead to arbitrary code execution and impact\u0026nbsp;system Confidentiality, Integrity, and Availability.\", \"base64\": false}]}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-184\", \"description\": \"CWE-184: Incomplete List of Disallowed Inputs\"}]}], \"providerMetadata\": {\"orgId\": \"7e9044f1-7f56-4c38-8864-c0c7302263d6\", \"shortName\": \"AMI\", \"dateUpdated\": \"2026-09-08T14:02:30.089Z\"}}}",
      "cveMetadata": "{\"cveId\": \"CVE-2026-33197\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2026-09-08T15:22:30.375Z\", \"dateReserved\": \"2026-03-17T22:18:45.992Z\", \"assignerOrgId\": \"7e9044f1-7f56-4c38-8864-c0c7302263d6\", \"datePublished\": \"2026-09-08T14:02:30.089Z\", \"assignerShortName\": \"AMI\"}",
      "dataType": "CVE_RECORD",
      "dataVersion": "5.2"
    }
  }
}

FKIE_CVE-2026-33197

Vulnerability from fkie_nvd - Published: 2026-09-08 15:18 - Updated: 2026-09-08 16:18

Severity

8.7 (High) - CVSS:4.0/AV:L/AC:L/AT:P/PR:H/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H

Summary

References

	URL	Tags
	biossecurity@ami.com	https://go.ami.com/hubfs/Security%20Advisories/2026/AMI-SA-2026001.pdf

Impacted products

	Vendor	Product	Version

JSON

To clipboard

{
  "affected": [
    {
      "affectedData": [
        {
          "defaultStatus": "unaffected",
          "product": "AptioV",
          "vendor": "AMI",
          "versions": [
            {
              "lessThan": "AptioV_5.044",
              "status": "affected",
              "version": "AptioV_5.0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "source": "biossecurity@ami.com"
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "AMI APTIOV contains a vulnerability in BIOS where a privileged user may cause the \u201cIncomplete List of Disallowed\u00a0Inputs\u201d by local access. Successful exploitation of this vulnerability may lead to arbitrary code execution and impact\u00a0system Confidentiality, Integrity, and Availability."
    }
  ],
  "id": "CVE-2026-33197",
  "lastModified": "2026-09-08T16:18:08.077",
  "metrics": {
    "cvssMetricV40": [
      {
        "cvssData": {
          "Automatable": "NOT_DEFINED",
          "Recovery": "NOT_DEFINED",
          "Safety": "NOT_DEFINED",
          "attackComplexity": "LOW",
          "attackRequirements": "PRESENT",
          "attackVector": "LOCAL",
          "availabilityRequirement": "NOT_DEFINED",
          "baseScore": 8.7,
          "baseSeverity": "HIGH",
          "confidentialityRequirement": "NOT_DEFINED",
          "exploitMaturity": "NOT_DEFINED",
          "integrityRequirement": "NOT_DEFINED",
          "modifiedAttackComplexity": "NOT_DEFINED",
          "modifiedAttackRequirements": "NOT_DEFINED",
          "modifiedAttackVector": "NOT_DEFINED",
          "modifiedPrivilegesRequired": "NOT_DEFINED",
          "modifiedSubAvailabilityImpact": "NOT_DEFINED",
          "modifiedSubConfidentialityImpact": "NOT_DEFINED",
          "modifiedSubIntegrityImpact": "NOT_DEFINED",
          "modifiedUserInteraction": "NOT_DEFINED",
          "modifiedVulnAvailabilityImpact": "NOT_DEFINED",
          "modifiedVulnConfidentialityImpact": "NOT_DEFINED",
          "modifiedVulnIntegrityImpact": "NOT_DEFINED",
          "privilegesRequired": "HIGH",
          "providerUrgency": "NOT_DEFINED",
          "subAvailabilityImpact": "HIGH",
          "subConfidentialityImpact": "HIGH",
          "subIntegrityImpact": "HIGH",
          "userInteraction": "NONE",
          "valueDensity": "NOT_DEFINED",
          "vectorString": "CVSS:4.0/AV:L/AC:L/AT:P/PR:H/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/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",
          "version": "4.0",
          "vulnAvailabilityImpact": "HIGH",
          "vulnConfidentialityImpact": "HIGH",
          "vulnIntegrityImpact": "HIGH",
          "vulnerabilityResponseEffort": "NOT_DEFINED"
        },
        "source": "biossecurity@ami.com",
        "type": "Secondary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2026-33197",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "total"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2026-09-08T15:22:22.910278Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2026-09-08T15:18:42.960",
  "references": [
    {
      "source": "biossecurity@ami.com",
      "url": "https://go.ami.com/hubfs/Security%20Advisories/2026/AMI-SA-2026001.pdf"
    }
  ],
  "sourceIdentifier": "biossecurity@ami.com",
  "vulnStatus": "Awaiting Analysis",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-184"
        }
      ],
      "source": "biossecurity@ami.com",
      "type": "Secondary"
    }
  ]
}

GHSA-R768-J77W-2VWM

Vulnerability from github – Published: 2026-09-08 15:31 – Updated: 2026-09-08 15:31

Details

Severity

8.7 (High)


                  
                    CVSS:4.0/AV:L/AC:L/AT:P/PR:H/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H

Show details on source website

JSON

To clipboard

{
  "affected": [],
  "aliases": [
    "CVE-2026-33197"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-184"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-09-08T15:18:42Z",
    "severity": "HIGH"
  },
  "details": "AMI APTIOV contains a vulnerability in BIOS where a privileged user may cause the \u201cIncomplete List of Disallowed\u00a0Inputs\u201d by local access. Successful exploitation of this vulnerability may lead to arbitrary code execution and impact\u00a0system Confidentiality, Integrity, and Availability.",
  "id": "GHSA-r768-j77w-2vwm",
  "modified": "2026-09-08T15:31:56Z",
  "published": "2026-09-08T15:31:56Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-33197"
    },
    {
      "type": "WEB",
      "url": "https://go.ami.com/hubfs/Security%20Advisories/2026/AMI-SA-2026001.pdf"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:4.0/AV:L/AC:L/AT:P/PR:H/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/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",
      "type": "CVSS_V4"
    }
  ]
}

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.

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.

Action not permitted

CVE-2026-33197 (GCVE-0-2026-33197)

FKIE_CVE-2026-33197

GHSA-R768-J77W-2VWM

Tags

Sightings

Nomenclature