CVE-2023-27504 - Vulnerability Details - OpenCVE

Description

Improper conditions check in some Intel(R) BIOS Guard firmware may allow a privileged user to potentially enable escalation of privilege via local access.

Published: 2024-05-16

Score: 7.2 High

EPSS: < 1% Very Low

KEV: No

Impact:

Action:

Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

n/a

Intel(R) BIOS Guard firmware

unaffected

Version	Status	Constraints
`See references`	affected	—

No data.

No data.

No data available yet.

Remediation

No vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

Sign in to view the affected projects.

Advisories

Source	ID	Title
EUVD	EUVD-2023-31267	Improper conditions check in some Intel(R) BIOS Guard firmware may allow a privileged user to potentially enable escalation of privilege via local access.

No CVSS v4.0

Attack Vector Local

Attack Complexity High

Privileges Required High

Scope Changed

Confidentiality Impact High

Integrity Impact High

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00192.

Key SSVC decision points have not yet been added.

References

Link	Providers
https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00814.html

History

No history.

Subscriptions

No data.

MITRE

Status: PUBLISHED

Assigner: intel

Published: 2024-05-16T20:47:48.296Z

Updated: 2024-08-02T12:16:36.604Z

Reserved: 2023-05-06T03:00:04.358Z

Link: CVE-2023-27504

Vulnrichment

Updated: 2024-08-02T12:16:36.604Z

NVD

Status : Deferred

Published: 2024-05-16T21:15:51.333

Modified: 2026-06-17T05:45:21.090

Link: CVE-2023-27504

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-92
DEPRECATED: Improper Sanitization of Custom Special Characters

{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2023-27504", "assignerOrgId": "6dda929c-bb53-4a77-a76d-48e79601a1ce", "state": "PUBLISHED", "assignerShortName": "intel", "dateReserved": "2023-05-06T03:00:04.358Z", "datePublished": "2024-05-16T20:47:48.296Z", "dateUpdated": "2024-08-02T12:16:36.604Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "6dda929c-bb53-4a77-a76d-48e79601a1ce", "shortName": "intel", "dateUpdated": "2024-05-16T20:47:48.296Z"}, "problemTypes": [{"descriptions": [{"lang": "en", "description": "escalation of privilege"}, {"lang": "en", "description": "Improper conditions check", "cweId": "CWE-92", "type": "CWE"}]}], "affected": [{"vendor": "n/a", "product": "Intel(R) BIOS Guard firmware", "versions": [{"version": "See references", "status": "affected"}], "defaultStatus": "unaffected"}], "descriptions": [{"lang": "en", "value": "Improper conditions check in some Intel(R) BIOS Guard firmware may allow a privileged user to potentially enable escalation of privilege via local access."}], "references": [{"name": "https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00814.html", "url": "https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00814.html"}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV3_1": {"version": "3.1", "baseScore": 7.2, "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:N", "attackVector": "LOCAL", "attackComplexity": "HIGH", "privilegesRequired": "HIGH", "userInteraction": "NONE", "scope": "CHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "NONE"}}]}, "adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2023-27504", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "version": "2.0.3", "timestamp": "2024-05-20T15:12:27.286694Z"}}}], "affected": [{"cpes": ["cpe:2.3:h:intel:kaby_lake:-:*:*:*:client:*:*:*"], "vendor": "intel", "product": "kaby_lake", "versions": [{"status": "affected", "version": "-"}], "defaultStatus": "unknown"}, {"cpes": ["cpe:2.3:h:intel:coffee_lake:-:*:*:*:*:*:*:*"], "vendor": "intel", "product": "coffee_lake", "versions": [{"status": "affected", "version": "-"}], "defaultStatus": "unknown"}, {"cpes": ["cpe:2.3:h:intel:comet_lake:-:*:*:*:client:*:*:*"], "vendor": "intel", "product": "comet_lake", "versions": [{"status": "affected", "version": "-"}], "defaultStatus": "unknown"}, {"cpes": ["cpe:2.3:h:intel:ice_lake:-:*:*:*:*:*:*:*"], "vendor": "intel", "product": "ice_lake", "versions": [{"status": "affected", "version": "-"}], "defaultStatus": "unknown"}, {"cpes": ["cpe:2.3:h:intel:rocket_lake:-:*:*:*:*:*:*:*"], "vendor": "intel", "product": "rocket_lake", "versions": [{"status": "affected", "version": "-"}], "defaultStatus": "unknown"}, {"cpes": ["cpe:2.3:h:intel:tiger_lake:-:*:*:*:*:*:*:*"], "vendor": "intel", "product": "tiger_lake", "versions": [{"status": "affected", "version": "-"}], "defaultStatus": "unknown"}, {"cpes": ["cpe:2.3:h:intel:amber_lake:-:*:*:*:*:*:*:*"], "vendor": "intel", "product": "amber_lake", "versions": [{"status": "affected", "version": "-"}], "defaultStatus": "unknown"}, {"cpes": ["cpe:2.3:h:intel:alder_lake:-:*:*:*:*:*:*:*"], "vendor": "intel", "product": "alder_lake", "versions": [{"status": "affected", "version": "-"}], "defaultStatus": "unknown"}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-06-04T17:24:56.164Z"}}, {"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-02T12:16:36.604Z"}, "title": "CVE Program Container", "references": [{"name": "https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00814.html", "url": "https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00814.html", "tags": ["x_transferred"]}]}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CVE Program Container", "references": [{"url": "https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00814.html", "name": "https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00814.html", "tags": ["x_transferred"]}], "providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-02T12:16:36.604Z"}}, {"metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2023-27504", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "version": "2.0.3", "timestamp": "2024-05-20T15:12:27.286694Z"}}}], "affected": [{"cpes": ["cpe:2.3:h:intel:kaby_lake:-:*:*:*:client:*:*:*"], "vendor": "intel", "product": "kaby_lake", "versions": [{"status": "affected", "version": "-"}], "defaultStatus": "unknown"}, {"cpes": ["cpe:2.3:h:intel:coffee_lake:-:*:*:*:*:*:*:*"], "vendor": "intel", "product": "coffee_lake", "versions": [{"status": "affected", "version": "-"}], "defaultStatus": "unknown"}, {"cpes": ["cpe:2.3:h:intel:comet_lake:-:*:*:*:client:*:*:*"], "vendor": "intel", "product": "comet_lake", "versions": [{"status": "affected", "version": "-"}], "defaultStatus": "unknown"}, {"cpes": ["cpe:2.3:h:intel:ice_lake:-:*:*:*:*:*:*:*"], "vendor": "intel", "product": "ice_lake", "versions": [{"status": "affected", "version": "-"}], "defaultStatus": "unknown"}, {"cpes": ["cpe:2.3:h:intel:rocket_lake:-:*:*:*:*:*:*:*"], "vendor": "intel", "product": "rocket_lake", "versions": [{"status": "affected", "version": "-"}], "defaultStatus": "unknown"}, {"cpes": ["cpe:2.3:h:intel:tiger_lake:-:*:*:*:*:*:*:*"], "vendor": "intel", "product": "tiger_lake", "versions": [{"status": "affected", "version": "-"}], "defaultStatus": "unknown"}, {"cpes": ["cpe:2.3:h:intel:amber_lake:-:*:*:*:*:*:*:*"], "vendor": "intel", "product": "amber_lake", "versions": [{"status": "affected", "version": "-"}], "defaultStatus": "unknown"}, {"cpes": ["cpe:2.3:h:intel:alder_lake:-:*:*:*:*:*:*:*"], "vendor": "intel", "product": "alder_lake", "versions": [{"status": "affected", "version": "-"}], "defaultStatus": "unknown"}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-05-20T15:16:06.736Z"}, "title": "CISA ADP Vulnrichment"}], "cna": {"metrics": [{"format": "CVSS", "cvssV3_1": {"scope": "CHANGED", "version": "3.1", "baseScore": 7.2, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:N", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "NONE", "privilegesRequired": "HIGH", "confidentialityImpact": "HIGH"}, "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "affected": [{"vendor": "n/a", "product": "Intel(R) BIOS Guard firmware", "versions": [{"status": "affected", "version": "See references"}], "defaultStatus": "unaffected"}], "references": [{"url": "https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00814.html", "name": "https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00814.html"}], "descriptions": [{"lang": "en", "value": "Improper conditions check in some Intel(R) BIOS Guard firmware may allow a privileged user to potentially enable escalation of privilege via local access."}], "problemTypes": [{"descriptions": [{"lang": "en", "description": "escalation of privilege"}, {"lang": "en", "type": "CWE", "cweId": "CWE-92", "description": "Improper conditions check"}]}], "providerMetadata": {"orgId": "6dda929c-bb53-4a77-a76d-48e79601a1ce", "shortName": "intel", "dateUpdated": "2024-05-16T20:47:48.296Z"}}}, "cveMetadata": {"cveId": "CVE-2023-27504", "state": "PUBLISHED", "dateUpdated": "2024-08-02T12:16:36.604Z", "dateReserved": "2023-05-06T03:00:04.358Z", "assignerOrgId": "6dda929c-bb53-4a77-a76d-48e79601a1ce", "datePublished": "2024-05-16T20:47:48.296Z", "assignerShortName": "intel"}, "dataVersion": "5.1"}

{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "Intel(R) BIOS Guard firmware", "vendor": "n/a", "versions": [{"status": "affected", "version": "See references"}]}], "source": "secure@intel.com"}, {"affectedData": [{"cpes": ["cpe:2.3:h:intel:kaby_lake:-:*:*:*:client:*:*:*"], "defaultStatus": "unknown", "product": "kaby_lake", "vendor": "intel", "versions": [{"status": "affected", "version": "-"}]}, {"cpes": ["cpe:2.3:h:intel:coffee_lake:-:*:*:*:*:*:*:*"], "defaultStatus": "unknown", "product": "coffee_lake", "vendor": "intel", "versions": [{"status": "affected", "version": "-"}]}, {"cpes": ["cpe:2.3:h:intel:comet_lake:-:*:*:*:client:*:*:*"], "defaultStatus": "unknown", "product": "comet_lake", "vendor": "intel", "versions": [{"status": "affected", "version": "-"}]}, {"cpes": ["cpe:2.3:h:intel:ice_lake:-:*:*:*:*:*:*:*"], "defaultStatus": "unknown", "product": "ice_lake", "vendor": "intel", "versions": [{"status": "affected", "version": "-"}]}, {"cpes": ["cpe:2.3:h:intel:rocket_lake:-:*:*:*:*:*:*:*"], "defaultStatus": "unknown", "product": "rocket_lake", "vendor": "intel", "versions": [{"status": "affected", "version": "-"}]}, {"cpes": ["cpe:2.3:h:intel:tiger_lake:-:*:*:*:*:*:*:*"], "defaultStatus": "unknown", "product": "tiger_lake", "vendor": "intel", "versions": [{"status": "affected", "version": "-"}]}, {"cpes": ["cpe:2.3:h:intel:amber_lake:-:*:*:*:*:*:*:*"], "defaultStatus": "unknown", "product": "amber_lake", "vendor": "intel", "versions": [{"status": "affected", "version": "-"}]}, {"cpes": ["cpe:2.3:h:intel:alder_lake:-:*:*:*:*:*:*:*"], "defaultStatus": "unknown", "product": "alder_lake", "vendor": "intel", "versions": [{"status": "affected", "version": "-"}]}], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Improper conditions check in some Intel(R) BIOS Guard firmware may allow a privileged user to potentially enable escalation of privilege via local access."}, {"lang": "es", "value": " La verificaci\u00f3n de condiciones inadecuada en algunos firmware Intel(R) BIOS Guard puede permitir que un usuario privilegiado habilite potencialmente la escalada de privilegios a trav\u00e9s del acceso local."}], "id": "CVE-2023-27504", "lastModified": "2026-06-17T05:45:21.090", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "LOCAL", "availabilityImpact": "NONE", "baseScore": 7.2, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "HIGH", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:N", "version": "3.1"}, "exploitabilityScore": 0.8, "impactScore": 5.8, "source": "secure@intel.com", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2023-27504", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "total"}], "role": "CISA Coordinator", "timestamp": "2024-05-20T15:12:27.286694Z", "version": "2.0.3"}}]}, "published": "2024-05-16T21:15:51.333", "references": [{"source": "secure@intel.com", "url": "https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00814.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00814.html"}], "sourceIdentifier": "secure@intel.com", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-92"}], "source": "secure@intel.com", "type": "Secondary"}]}