{"containers": {"cna": {"affected": [{"product": "Power 9 Systems", "vendor": "IBM", "versions": [{"status": "affected", "version": "FW930"}, {"status": "affected", "version": "FW940"}, {"status": "affected", "version": "FW941"}, {"status": "affected", "version": "OP940"}]}], "datePublic": "2021-05-25T00:00:00", "descriptions": [{"lang": "en", "value": "IBM Power9 Self Boot Engine(SBE) could allow a privileged user to inject malicious code and compromise the integrity of the host firmware bypassing the host firmware signature verification process."}], "metrics": [{"cvssV3_0": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "exploitCodeMaturity": "UNPROVEN", "integrityImpact": "HIGH", "privilegesRequired": "HIGH", "remediationLevel": "OFFICIAL_FIX", "reportConfidence": "CONFIRMED", "scope": "CHANGED", "temporalScore": 7, "temporalSeverity": "HIGH", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:N/UI:N/I:H/AC:H/PR:H/S:C/A:H/C:H/E:U/RL:O/RC:C", "version": "3.0"}}], "problemTypes": [{"descriptions": [{"description": "Gain Privileges", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2021-05-26T16:20:17", "orgId": "9a959283-ebb5-44b6-b705-dcc2bbced522", "shortName": "ibm"}, "references": [{"tags": ["x_refsource_CONFIRM"], "url": "https://www.ibm.com/support/pages/node/6455911"}, {"name": "ibm-power9-cve202120487-priv-escalation (197730)", "tags": ["vdb-entry", "x_refsource_XF"], "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/197730"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "psirt@us.ibm.com", "DATE_PUBLIC": "2021-05-25T00:00:00", "ID": "CVE-2021-20487", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "Power 9 Systems", "version": {"version_data": [{"version_value": "FW930"}, {"version_value": "FW940"}, {"version_value": "FW941"}, {"version_value": "OP940"}]}}]}, "vendor_name": "IBM"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "IBM Power9 Self Boot Engine(SBE) could allow a privileged user to inject malicious code and compromise the integrity of the host firmware bypassing the host firmware signature verification process."}]}, "impact": {"cvssv3": {"BM": {"A": "H", "AC": "H", "AV": "N", "C": "H", "I": "H", "PR": "H", "S": "C", "UI": "N"}, "TM": {"E": "U", "RC": "C", "RL": "O"}}}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "Gain Privileges"}]}]}, "references": {"reference_data": [{"name": "https://www.ibm.com/support/pages/node/6455911", "refsource": "CONFIRM", "title": "IBM Security Bulletin 6455911 (Power 9 Systems)", "url": "https://www.ibm.com/support/pages/node/6455911"}, {"name": "ibm-power9-cve202120487-priv-escalation (197730)", "refsource": "XF", "title": "X-Force Vulnerability Report", "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/197730"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-03T17:45:44.333Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://www.ibm.com/support/pages/node/6455911"}, {"name": "ibm-power9-cve202120487-priv-escalation (197730)", "tags": ["vdb-entry", "x_refsource_XF", "x_transferred"], "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/197730"}]}]}, "cveMetadata": {"assignerOrgId": "9a959283-ebb5-44b6-b705-dcc2bbced522", "assignerShortName": "ibm", "cveId": "CVE-2021-20487", "datePublished": "2021-05-26T16:20:17.769926Z", "dateReserved": "2020-12-17T00:00:00", "dateUpdated": "2024-09-16T18:33:23.529Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:ibm:power9_system_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "CCEDA6C8-69E8-455C-AC29-5424603CD45B", "versionEndExcluding": "fw930.30", "versionStartIncluding": "fw930.00", "vulnerable": true}, {"criteria": "cpe:2.3:o:ibm:power9_system_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "A672A461-81E2-4B42-BF2A-6AEE3FEA0568", "versionEndExcluding": "fw940.20", "versionStartIncluding": "fw940.00", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:ibm:9008-22l:-:*:*:*:*:*:*:*", "matchCriteriaId": "E18BF499-CBDC-4608-A613-ECD3DB1E3338", "vulnerable": false}, {"criteria": "cpe:2.3:h:ibm:9009-22a:-:*:*:*:*:*:*:*", "matchCriteriaId": "57588DE0-FC4C-4E38-A51D-2878764D98B7", "vulnerable": false}, {"criteria": "cpe:2.3:h:ibm:9009-41a:-:*:*:*:*:*:*:*", "matchCriteriaId": "4190878F-C66E-4AFA-8BEE-1577EF02AB90", "vulnerable": false}, {"criteria": "cpe:2.3:h:ibm:9009-42a:-:*:*:*:*:*:*:*", "matchCriteriaId": "3880DCD3-E0E8-48BB-A3BE-7E97574B3CFB", "vulnerable": false}, {"criteria": "cpe:2.3:h:ibm:9040-mr9:-:*:*:*:*:*:*:*", "matchCriteriaId": "4893C7F3-0CC9-48BF-805D-45E4F7288244", "vulnerable": false}, {"criteria": "cpe:2.3:h:ibm:9080-m9s:-:*:*:*:*:*:*:*", "matchCriteriaId": "1A10ED3B-CB3F-426A-81C9-710683927B2A", "vulnerable": false}, {"criteria": "cpe:2.3:h:ibm:9223-22h:-:*:*:*:*:*:*:*", "matchCriteriaId": "B7194BCD-0DA3-4CDA-A133-A11A6F4C6020", "vulnerable": false}, {"criteria": "cpe:2.3:h:ibm:9223-42h:-:*:*:*:*:*:*:*", "matchCriteriaId": "EB13C466-5751-4C96-8E37-AEC0F61DECF9", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:ibm:power9_system_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "F35A54AD-5DED-4D55-BA5E-42B752B9E6FF", "versionEndExcluding": "fw950.00", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:ibm:9009-22g:-:*:*:*:*:*:*:*", "matchCriteriaId": "BFB756EE-B71D-4E5F-B84B-E5A1C8FBCC05", "vulnerable": false}, {"criteria": "cpe:2.3:h:ibm:9009-41g:-:*:*:*:*:*:*:*", "matchCriteriaId": "33DA8E99-1693-42EB-B31E-1907C4789EDE", "vulnerable": false}, {"criteria": "cpe:2.3:h:ibm:9009-42g:-:*:*:*:*:*:*:*", "matchCriteriaId": "037C5223-B23E-4E97-A521-97EF71FE5A48", "vulnerable": false}, {"criteria": "cpe:2.3:h:ibm:9223-22s:-:*:*:*:*:*:*:*", "matchCriteriaId": "46ECB3A0-0AEB-4B81-8F8A-3CFDFA18B6FB", "vulnerable": false}, {"criteria": "cpe:2.3:h:ibm:9223-42s:-:*:*:*:*:*:*:*", "matchCriteriaId": "509B153F-215A-48E7-B643-50E6846F6F16", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:ibm:scale-out_lc_system_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "D7F76191-BD6D-43D5-94A4-3C9E1DBA231D", "versionEndExcluding": "op940.20", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:ibm:8335-gth:-:*:*:*:*:*:*:*", "matchCriteriaId": "3113AD78-CB3E-4288-A83B-2FBC7F96F7C2", "vulnerable": false}, {"criteria": "cpe:2.3:h:ibm:8335-gtx:-:*:*:*:*:*:*:*", "matchCriteriaId": "C70F690D-3385-43F5-ABF0-CB5CA05B65BF", "vulnerable": false}, {"criteria": "cpe:2.3:h:ibm:9183-22x:-:*:*:*:*:*:*:*", "matchCriteriaId": "80232C68-A3A4-4236-8478-0A9EA97C349E", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "IBM Power9 Self Boot Engine(SBE) could allow a privileged user to inject malicious code and compromise the integrity of the host firmware bypassing the host firmware signature verification process."}, {"lang": "es", "value": "IBM Power9 Self Boot Engine (SBE), podr\u00eda permitir a un usuario privilegiado inyectar c\u00f3digo malicioso y comprometer la integridad del firmware del host al omitir el proceso de comprobaci\u00f3n de la firma del firmware del host"}], "id": "CVE-2021-20487", "lastModified": "2021-06-14T15:11:41.090", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "SINGLE", "availabilityImpact": "PARTIAL", "baseScore": 6.5, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:S/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 8.0, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV30": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.0, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "HIGH", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H", "version": "3.0"}, "exploitabilityScore": 1.3, "impactScore": 6.0, "source": "psirt@us.ibm.com", "type": "Secondary"}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.1, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "HIGH", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.3, "impactScore": 6.0, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2021-05-26T17:15:14.260", "references": [{"source": "psirt@us.ibm.com", "tags": ["VDB Entry", "Vendor Advisory"], "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/197730"}, {"source": "psirt@us.ibm.com", "tags": ["Vendor Advisory"], "url": "https://www.ibm.com/support/pages/node/6455911"}], "sourceIdentifier": "psirt@us.ibm.com", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-347"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{}