cve-2024-21978
Vulnerability from cvelistv5
Published
2024-08-05 16:05
Modified
2024-08-05 17:36
Severity ?
EPSS score ?
Summary
Improper input validation in SEV-SNP could allow a malicious hypervisor to read or overwrite guest memory potentially leading to data leakage or data corruption.
References
Impacted products
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"defaultStatus": "unknown", "product": "epyc_7773x_firmware", "vendor": "amd", "versions": [ { "lessThan": "milanpi_1.0.0.d", "status": "affected", "version": "0", "versionType": "custom" } ] }, { "cpes": [ "cpe:2.3:o:amd:epyc_8024p_firmware:-:*:*:*:*:*:*:*", "cpe:2.3:o:amd:epyc_8024pn_firmware:-:*:*:*:*:*:*:*", "cpe:2.3:o:amd:epyc_8124p_firmware:-:*:*:*:*:*:*:*", "cpe:2.3:o:amd:epyc_8124pn_firmware:-:*:*:*:*:*:*:*", "cpe:2.3:o:amd:epyc_8224p_firmware:-:*:*:*:*:*:*:*", "cpe:2.3:o:amd:epyc_8224pn_firmware:-:*:*:*:*:*:*:*", "cpe:2.3:o:amd:epyc_8324p_firmware:-:*:*:*:*:*:*:*", "cpe:2.3:o:amd:epyc_8324pn_firmware:-:*:*:*:*:*:*:*", "cpe:2.3:o:amd:epyc_8434p_firmware:-:*:*:*:*:*:*:*", "cpe:2.3:o:amd:epyc_8434pn_firmware:-:*:*:*:*:*:*:*", "cpe:2.3:o:amd:epyc_8534p_firmware:-:*:*:*:*:*:*:*", "cpe:2.3:o:amd:epyc_8534pn_firmware:-:*:*:*:*:*:*:*", "cpe:2.3:o:amd:epyc_9124_firmware:-:*:*:*:*:*:*:*", "cpe:2.3:o:amd:epyc_9174f_firmware:-:*:*:*:*:*:*:*", "cpe:2.3:o:amd:epyc_9184x_firmware:-:*:*:*:*:*:*:*", "cpe:2.3:o:amd:epyc_9224_firmware:-:*:*:*:*:*:*:*", "cpe:2.3:o:amd:epyc_9254_firmware:-:*:*:*:*:*:*:*", "cpe:2.3:o:amd:epyc_9274f_firmware:-:*:*:*:*:*:*:*", "cpe:2.3:o:amd:epyc_9334_firmware:-:*:*:*:*:*:*:*", "cpe:2.3:o:amd:epyc_9354_firmware:-:*:*:*:*:*:*:*", "cpe:2.3:o:amd:epyc_9354p_firmware:-:*:*:*:*:*:*:*", "cpe:2.3:o:amd:epyc_9374f_firmware:-:*:*:*:*:*:*:*", "cpe:2.3:o:amd:epyc_9384x_firmware:-:*:*:*:*:*:*:*", "cpe:2.3:o:amd:epyc_9454_firmware:-:*:*:*:*:*:*:*", "cpe:2.3:o:amd:epyc_9454p_firmware:-:*:*:*:*:*:*:*", "cpe:2.3:o:amd:epyc_9474f_firmware:-:*:*:*:*:*:*:*", "cpe:2.3:o:amd:epyc_9534_firmware:-:*:*:*:*:*:*:*", "cpe:2.3:o:amd:epyc_9554_firmware:-:*:*:*:*:*:*:*", "cpe:2.3:o:amd:epyc_9554p_firmware:-:*:*:*:*:*:*:*", "cpe:2.3:o:amd:epyc_9634_firmware:-:*:*:*:*:*:*:*", "cpe:2.3:o:amd:epyc_9654_firmware:-:*:*:*:*:*:*:*", "cpe:2.3:o:amd:epyc_9654p_firmware:-:*:*:*:*:*:*:*", "cpe:2.3:o:amd:epyc_9684x_firmware:-:*:*:*:*:*:*:*", "cpe:2.3:o:amd:epyc_9734_firmware:-:*:*:*:*:*:*:*", "cpe:2.3:o:amd:epyc_9754_firmware:-:*:*:*:*:*:*:*", "cpe:2.3:o:amd:epyc_9754s_firmware:-:*:*:*:*:*:*:*" ], "defaultStatus": "unknown", "product": "epyc_9754s_firmware", "vendor": "amd", "versions": [ { "lessThan": "genoapi_1.0.0.c", "status": "affected", "version": "0", "versionType": "custom" } ] } ], "metrics": [ { "other": { "content": { "id": "CVE-2024-21978", "options": [ { "Exploitation": "none" }, { "Automatable": "no" }, { "Technical Impact": "total" } ], "role": "CISA Coordinator", "timestamp": "2024-08-05T17:01:18.171419Z", "version": "2.0.3" }, "type": "ssvc" } } ], "providerMetadata": { "dateUpdated": "2024-08-05T17:36:02.731Z", "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP" }, "title": "CISA ADP Vulnrichment" } ], "cna": { "affected": [ { "defaultStatus": "affected", "product": "3rd Gen AMD EPYC\u2122 Processors", "vendor": "AMD", "versions": [ { "lessThan": "MilanPI 1.0.0.D", "status": "affected", "version": "various", "versionType": "Platform Initialization" } ] }, { "defaultStatus": "affected", "product": "4th Gen AMD EPYC\u2122 Processors", "vendor": "AMD", "versions": [ { "lessThan": "GenoaPI 1.0.0.C", "status": "affected", "version": "various", "versionType": "Platform Initialization" } ] }, { "defaultStatus": "affected", "product": "AMD EPYC\u2122 Embedded 7003", "vendor": "AMD", "versions": [ { "lessThan": "EmbMilanPI-SP3 1.0.0.9", "status": "affected", "version": "various", "versionType": "Platform Initialization" } ] }, { "defaultStatus": "affected", "product": "AMD EPYC\u2122 Embedded 9003", "vendor": "AMD", "versions": [ { "lessThan": "EmbGenoaPI-SP5 1.0.0.7", "status": "affected", "version": "various", "versionType": "Platform Initialization" } ] } ], "datePublic": "2024-08-05T16:00:00.000Z", "descriptions": [ { "lang": "en", "supportingMedia": [ { "base64": false, "type": "text/html", "value": "\u003cspan style=\"background-color: rgb(255, 255, 255);\"\u003e\n\n\u003cspan style=\"background-color: rgb(255, 255, 255);\"\u003e\n\n\u003cspan style=\"background-color: rgb(255, 255, 255);\"\u003eImproper input validation in SEV-SNP could allow a malicious hypervisor to read or overwrite guest memory potentially leading to data leakage or data corruption.\u003c/span\u003e\n\n\u003c/span\u003e\n\n\u003c/span\u003e" } ], "value": "Improper input validation in SEV-SNP could allow a malicious hypervisor to read or overwrite guest memory potentially leading to data leakage or data corruption." } ], "metrics": [ { "cvssV3_1": { "attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "NONE", "baseScore": 6, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "HIGH", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N", "version": "3.1" }, "format": "CVSS", "scenarios": [ { "lang": "en", "value": "GENERAL" } ] } ], "problemTypes": [ { "descriptions": [ { "cweId": "CWE-20", "description": "CWE-20 Improper Input Validation", "lang": "en", "type": "CWE" } ] } ], "providerMetadata": { "dateUpdated": "2024-08-05T16:05:34.019Z", "orgId": "b58fc414-a1e4-4f92-9d70-1add41838648", "shortName": "AMD" }, "references": [ { "tags": [ "vendor-advisory" ], "url": "https://https://www.amd.com/en/resources/product-security/bulletin/amd-sb-3011.html" } ], "source": { "advisory": "AMD-SB-4002, AMD-SB-3002, AMD-SB-5001", "discovery": "UNKNOWN" }, "x_generator": { "engine": "Vulnogram 0.1.0-dev" } } }, "cveMetadata": { "assignerOrgId": "b58fc414-a1e4-4f92-9d70-1add41838648", "assignerShortName": "AMD", "cveId": "CVE-2024-21978", "datePublished": "2024-08-05T16:05:34.019Z", "dateReserved": "2024-01-03T16:43:30.197Z", "dateUpdated": "2024-08-05T17:36:02.731Z", "state": "PUBLISHED" }, "dataType": "CVE_RECORD", "dataVersion": "5.1", "meta": { "nvd": "{\"cve\":{\"id\":\"CVE-2024-21978\",\"sourceIdentifier\":\"psirt@amd.com\",\"published\":\"2024-08-05T16:15:35.193\",\"lastModified\":\"2024-08-06T16:30:24.547\",\"vulnStatus\":\"Awaiting Analysis\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"Improper input validation in SEV-SNP could allow a malicious hypervisor to read or overwrite guest memory potentially leading to data leakage or data corruption.\"},{\"lang\":\"es\",\"value\":\"Una validaci\u00f3n de entrada incorrecta en SEV-SNP podr\u00eda permitir que un hipervisor malicioso lea o sobrescriba la memoria del hu\u00e9sped, lo que podr\u00eda provocar una fuga o corrupci\u00f3n de datos.\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"psirt@amd.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"HIGH\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"NONE\",\"baseScore\":6.0,\"baseSeverity\":\"MEDIUM\"},\"exploitabilityScore\":0.8,\"impactScore\":5.2}]},\"weaknesses\":[{\"source\":\"psirt@amd.com\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-20\"}]}],\"references\":[{\"url\":\"https://https://www.amd.com/en/resources/product-security/bulletin/amd-sb-3011.html\",\"source\":\"psirt@amd.com\"}]}}" } }
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- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
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- Patched: This vulnerability was successfully patched by the user reporting the sighting.
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- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.