gsd-2021-46755
Vulnerability from gsd
Modified
2023-12-13 01:23
Details
Failure to unmap certain SysHub mappings in
error paths of the ASP (AMD Secure Processor) bootloader may allow an attacker
with a malicious bootloader to exhaust the SysHub resources resulting in a
potential denial of service.
Aliases
Aliases
{ "GSD": { "alias": "CVE-2021-46755", "id": "GSD-2021-46755" }, "gsd": { "metadata": { "exploitCode": "unknown", "remediation": "unknown", "reportConfidence": "confirmed", "type": "vulnerability" }, "osvSchema": { "aliases": [ "CVE-2021-46755" ], "details": "Failure to unmap certain SysHub mappings in\nerror paths of the ASP (AMD Secure Processor) bootloader may allow an attacker\nwith a malicious bootloader to exhaust the SysHub resources resulting in a\npotential denial of service.\n\n\n\n\n", "id": "GSD-2021-46755", "modified": "2023-12-13T01:23:32.462206Z", "schema_version": "1.4.0" } }, "namespaces": { "cve.org": { "CVE_data_meta": { "ASSIGNER": "psirt@amd.com", "ID": "CVE-2021-46755", "STATE": "PUBLIC" }, "affects": { "vendor": { "vendor_data": [ { "product": { "product_data": [ { "product_name": "Ryzen\u2122 3000 Series Desktop Processors \u201cMatisse\u201d AM4", "version": { "version_data": [ { "version_affected": "=", "version_value": "various " } ] } }, { "product_name": 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Processors with Radeon\u2122 Graphics \u201cRenoir\u201d ", "version": { "version_data": [ { "version_affected": "=", "version_value": "various " } ] } }, { "product_name": "Ryzen\u2122 5000 Series Mobile Processors with Radeon\u2122 Graphics \u201cLucienne\u201d", "version": { "version_data": [ { "version_affected": "=", "version_value": "various " } ] } }, { "product_name": "Ryzen\u2122 5000 Series Mobile processors with Radeon\u2122 Graphics \u201cCezanne\u201d", "version": { "version_data": [ { "version_affected": "=", "version_value": "various " } ] } } ] }, "vendor_name": "AMD" } ] } }, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": { "description_data": [ { "lang": "eng", "value": "Failure to unmap certain SysHub mappings in\nerror paths of the ASP (AMD Secure Processor) bootloader may allow an attacker\nwith a malicious bootloader to exhaust the SysHub resources resulting in a\npotential denial of service.\n\n\n\n\n" } ] }, "generator": { 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"CVE-2021-46755" }, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": { "description_data": [ { "lang": "en", "value": "Failure to unmap certain SysHub mappings in\nerror paths of the ASP (AMD Secure Processor) bootloader may allow an attacker\nwith a malicious bootloader to exhaust the SysHub resources resulting in a\npotential denial of service.\n\n\n\n\n" } ] }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "en", "value": "NVD-CWE-noinfo" } ] } ] }, "references": { "reference_data": [ { "name": "https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-4001", "refsource": "MISC", "tags": [ "Vendor Advisory" ], "url": "https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-4001" } ] } }, "impact": { "baseMetricV3": { "cvssV3": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1" }, "exploitabilityScore": 3.9, "impactScore": 3.6 } }, "lastModifiedDate": "2023-05-22T15:43Z", "publishedDate": "2023-05-09T20:15Z" } } }
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Sightings
Author | Source | Type | Date |
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Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- 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.