CVE-2023-20587 - Vulnerability Details - OpenCVE

Improper Access Control in System Management Mode (SMM) may allow an attacker access to the SPI flash potentially leading to arbitrary code execution.

No CVSS v4.0

Attack Vector Local

Attack Complexity Low

Privileges Required Low

Scope Unchanged

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.

Exploitation none

Automatable no

Technical Impact total

No data.

No data.

No data.

References

Link	Providers
https://nvd.nist.gov/vuln/detail/CVE-2023-20587
https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-7009
https://www.amd.com/en/resources/product-security/bulletin/amd-sb-7009.html
https://www.cve.org/CVERecord?id=CVE-2023-20587

History

Wed, 07 May 2025 21:15:00 +0000

Type	Values Removed	Values Added
Metrics	cvssV3_1 `{'score': 8.4, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}`	ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}` cvssV3_1 `{'score': 7.1, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N'}`

MITRE

Status: PUBLISHED

Assigner: AMD

Published: 2024-02-13T19:31:22.706Z

Updated: 2025-05-07T21:10:03.008Z

Reserved: 2022-10-27T18:53:39.759Z

Link: CVE-2023-20587

Vulnrichment

Updated: 2024-08-02T09:05:36.265Z

NVD

Status : Awaiting Analysis

Published: 2024-02-13T20:15:52.677

Modified: 2025-05-07T22:15:16.463

Link: CVE-2023-20587

Redhat

Severity : Important

Publid Date: 2024-02-13T00:00:00Z

Links: CVE-2023-20587 - Bugzilla

{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2023-20587", "assignerOrgId": "b58fc414-a1e4-4f92-9d70-1add41838648", "state": "PUBLISHED", "assignerShortName": "AMD", "dateReserved": "2022-10-27T18:53:39.759Z", "datePublished": "2024-02-13T19:31:22.706Z", "dateUpdated": "2025-05-07T21:10:03.008Z"}, "containers": {"cna": {"affected": [{"defaultStatus": "unaffected", "packageName": "PI", "platforms": ["x86"], "product": "3rd Gen AMD EPYC\u2122 Processors", "vendor": "AMD", "versions": [{"status": "affected", "version": "various "}]}, {"defaultStatus": "unaffected", "packageName": "PI", "platforms": ["x86"], "product": "4th Gen AMD EPYC\u2122 Processors", "vendor": "AMD", "versions": [{"status": "affected", "version": "various"}]}, {"defaultStatus": "affected", "packageName": "PI", "product": "1st Gen AMD EPYC\u2122 Processors", "vendor": "AMD", "versions": [{"status": "affected", "version": "various"}]}, {"defaultStatus": "unaffected", "packageName": "PI", "platforms": ["x86"], "product": "2nd Gen AMD EPYC\u2122 Processors", "vendor": "AMD", "versions": [{"status": "affected", "version": "various"}]}, {"defaultStatus": "unaffected", "platforms": ["x86"], "product": "AMD EPYC(TM) Embedded 3000 ", "vendor": "AMD", "versions": [{"status": "affected", "version": "various"}]}, {"defaultStatus": "unaffected", "platforms": ["x86"], "product": "AMD EPYC(TM) Embedded 7002 ", "vendor": "AMD", "versions": [{"status": "affected", "version": "various"}]}, {"defaultStatus": "unaffected", "product": "AMD EPYC(TM) Embedded 7003", "vendor": "AMD", "versions": [{"status": "affected", "version": "various"}]}, {"defaultStatus": "unaffected", "platforms": ["x86"], "product": "AMD EPYC(TM) Embedded 9003", "vendor": "AMD", "versions": [{"status": "affected", "version": "various"}]}], "datePublic": "2024-02-13T17:00:00.000Z", "descriptions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "Improper\nAccess Control in System Management Mode (SMM) may allow an attacker access to\nthe SPI flash potentially leading to arbitrary code execution.\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n<br>"}], "value": "Improper\nAccess Control in System Management Mode (SMM) may allow an attacker access to\nthe SPI flash potentially leading to arbitrary code execution.\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n"}], "providerMetadata": {"orgId": "b58fc414-a1e4-4f92-9d70-1add41838648", "shortName": "AMD", "dateUpdated": "2024-02-13T19:32:33.392Z"}, "references": [{"tags": ["vendor-advisory"], "url": "https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-7009"}], "source": {"advisory": "AMD-SB-7009", "discovery": "UNKNOWN"}, "x_generator": {"engine": "Vulnogram 0.1.0-dev"}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-02T09:05:36.265Z"}, "title": "CVE Program Container", "references": [{"tags": ["vendor-advisory", "x_transferred"], "url": "https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-7009"}]}, {"problemTypes": [{"descriptions": [{"type": "CWE", "cweId": "CWE-284", "lang": "en", "description": "CWE-284 Improper Access Control"}]}], "metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.1, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}}, {"other": {"type": "ssvc", "content": {"timestamp": "2024-02-14T19:17:11.969537Z", "id": "CVE-2023-20587", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2025-05-07T21:10:03.008Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CVE Program Container", "references": [{"url": "https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-7009", "tags": ["vendor-advisory", "x_transferred"]}], "providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-02T09:05:36.265Z"}}, {"title": "CISA ADP Vulnrichment", "metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.1, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}}, {"other": {"type": "ssvc", "content": {"id": "CVE-2023-20587", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "version": "2.0.3", "timestamp": "2024-02-14T19:17:11.969537Z"}}}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-284", "description": "CWE-284 Improper Access Control"}]}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2025-05-07T21:09:58.752Z"}}], "cna": {"source": {"advisory": "AMD-SB-7009", "discovery": "UNKNOWN"}, "affected": [{"vendor": "AMD", "product": "3rd Gen AMD EPYC\u2122 Processors", "versions": [{"status": "affected", "version": "various "}], "platforms": ["x86"], "packageName": "PI", "defaultStatus": "unaffected"}, {"vendor": "AMD", "product": "4th Gen AMD EPYC\u2122 Processors", "versions": [{"status": "affected", "version": "various"}], "platforms": ["x86"], "packageName": "PI", "defaultStatus": "unaffected"}, {"vendor": "AMD", "product": "1st Gen AMD EPYC\u2122 Processors", "versions": [{"status": "affected", "version": "various"}], "packageName": "PI", "defaultStatus": "affected"}, {"vendor": "AMD", "product": "2nd Gen AMD EPYC\u2122 Processors", "versions": [{"status": "affected", "version": "various"}], "platforms": ["x86"], "packageName": "PI", "defaultStatus": "unaffected"}, {"vendor": "AMD", "product": "AMD EPYC(TM) Embedded 3000 ", "versions": [{"status": "affected", "version": "various"}], "platforms": ["x86"], "defaultStatus": "unaffected"}, {"vendor": "AMD", "product": "AMD EPYC(TM) Embedded 7002 ", "versions": [{"status": "affected", "version": "various"}], "platforms": ["x86"], "defaultStatus": "unaffected"}, {"vendor": "AMD", "product": "AMD EPYC(TM) Embedded 7003", "versions": [{"status": "affected", "version": "various"}], "defaultStatus": "unaffected"}, {"vendor": "AMD", "product": "AMD EPYC(TM) Embedded 9003", "versions": [{"status": "affected", "version": "various"}], "platforms": ["x86"], "defaultStatus": "unaffected"}], "datePublic": "2024-02-13T17:00:00.000Z", "references": [{"url": "https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-7009", "tags": ["vendor-advisory"]}], "x_generator": {"engine": "Vulnogram 0.1.0-dev"}, "descriptions": [{"lang": "en", "value": "Improper\nAccess Control in System Management Mode (SMM) may allow an attacker access to\nthe SPI flash potentially leading to arbitrary code execution.\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n", "supportingMedia": [{"type": "text/html", "value": "Improper\nAccess Control in System Management Mode (SMM) may allow an attacker access to\nthe SPI flash potentially leading to arbitrary code execution.\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n<br>", "base64": false}]}], "providerMetadata": {"orgId": "b58fc414-a1e4-4f92-9d70-1add41838648", "shortName": "AMD", "dateUpdated": "2024-02-13T19:32:33.392Z"}}}, "cveMetadata": {"cveId": "CVE-2023-20587", "state": "PUBLISHED", "dateUpdated": "2025-05-07T21:10:03.008Z", "dateReserved": "2022-10-27T18:53:39.759Z", "assignerOrgId": "b58fc414-a1e4-4f92-9d70-1add41838648", "datePublished": "2024-02-13T19:31:22.706Z", "assignerShortName": "AMD"}, "dataVersion": "5.1"}