{"containers": {"cna": {"title": "Microsoft Office Trust Center Spoofing Vulnerability", "datePublic": "2021-12-14T08:00:00.000Z", "affected": [{"vendor": "Microsoft", "product": "Microsoft Office LTSC 2021", "cpes": ["cpe:2.3:a:microsoft:office_long_term_servicing_channel:2021:*:*:*:*:*:*:*"], "platforms": ["x64-based Systems", "32-bit Systems"], "versions": [{"version": "16.0.1", "lessThan": "https://aka.ms/OfficeSecurityReleases", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Microsoft Office 2019", "cpes": ["cpe:2.3:a:microsoft:office:2019:*:*:*:*:*:*:*"], "platforms": ["32-bit Systems", "x64-based Systems"], "versions": [{"version": "19.0.0", "lessThan": "https://aka.ms/OfficeSecurityReleases", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Microsoft 365 Apps for Enterprise", "cpes": ["cpe:2.3:a:microsoft:365_apps:-:*:*:*:enterprise:*:*:*"], "platforms": ["32-bit Systems", "x64-based Systems"], "versions": [{"version": "16.0.1", "lessThan": "https://aka.ms/OfficeSecurityReleases", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Microsoft Office 2016", "cpes": ["cpe:2.3:a:microsoft:office:2016:*:*:*:*:*:x86:*", "cpe:2.3:a:microsoft:office:2016:*:*:*:*:*:x64:*"], "platforms": ["32-bit Systems", "x64-based Systems"], "versions": [{"version": "16.0.0", "lessThan": "16.0.5254.1001", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Microsoft Office 2013 Service Pack 1", "cpes": ["cpe:2.3:a:microsoft:office:2013:sp1:*:*:rt:*:*:*", "cpe:2.3:a:microsoft:office:2013:sp1:*:*:*:*:x86:*", "cpe:2.3:a:microsoft:office:2013:sp1:*:*:*:*:x64:*"], "platforms": ["ARM64-based Systems", "32-bit Systems", "x64-based Systems"], "versions": [{"version": "15.0.0", "lessThan": "15.0.5407.1000", "versionType": "custom", "status": "affected"}]}], "descriptions": [{"value": "Microsoft Office Trust Center Spoofing Vulnerability", "lang": "en-US"}], "problemTypes": [{"descriptions": [{"description": "Spoofing", "lang": "en-US", "type": "Impact"}]}], "providerMetadata": {"orgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8", "shortName": "microsoft", "dateUpdated": "2024-05-29T14:44:31.916Z"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-43255"}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en-US", "value": "GENERAL"}], "cvssV3_1": {"version": "3.1", "baseSeverity": "MEDIUM", "baseScore": 5.5, "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N/E:U/RL:O/RC:C"}}]}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2024-07-25T16:03:02.551633Z", "id": "CVE-2021-43255", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-07-25T16:03:12.716Z"}}, {"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T03:55:28.195Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-43255"}]}]}, "cveMetadata": {"assignerOrgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8", "assignerShortName": "microsoft", "cveId": "CVE-2021-43255", "datePublished": "2021-12-15T14:15:28.000Z", "dateReserved": "2021-11-02T00:00:00.000Z", "dateUpdated": "2024-08-04T03:55:28.195Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CVE Program Container", "references": [{"url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-43255", "tags": ["x_refsource_MISC", "x_transferred"]}], "providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T03:55:28.195Z"}}, {"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2021-43255", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2024-07-25T16:03:02.551633Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-07-25T16:03:09.653Z"}}], "cna": {"title": "Microsoft Office Trust Center Spoofing Vulnerability", "metrics": [{"format": "CVSS", "cvssV3_1": {"version": "3.1", "baseScore": 5.5, "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N/E:U/RL:O/RC:C"}, "scenarios": [{"lang": "en-US", "value": "GENERAL"}]}], "affected": [{"cpes": ["cpe:2.3:a:microsoft:office_long_term_servicing_channel:2021:*:*:*:*:*:*:*"], "vendor": "Microsoft", "product": "Microsoft Office LTSC 2021", "versions": [{"status": "affected", "version": "16.0.1", "lessThan": "https://aka.ms/OfficeSecurityReleases", "versionType": "custom"}], "platforms": ["x64-based Systems", "32-bit Systems"]}, {"cpes": ["cpe:2.3:a:microsoft:office:2019:*:*:*:*:*:*:*"], "vendor": "Microsoft", "product": "Microsoft Office 2019", "versions": [{"status": "affected", "version": "19.0.0", "lessThan": "https://aka.ms/OfficeSecurityReleases", "versionType": "custom"}], "platforms": ["32-bit Systems", "x64-based Systems"]}, {"cpes": ["cpe:2.3:a:microsoft:365_apps:-:*:*:*:enterprise:*:*:*"], "vendor": "Microsoft", "product": "Microsoft 365 Apps for Enterprise", "versions": [{"status": "affected", "version": "16.0.1", "lessThan": "https://aka.ms/OfficeSecurityReleases", "versionType": "custom"}], "platforms": ["32-bit Systems", "x64-based Systems"]}, {"cpes": ["cpe:2.3:a:microsoft:office:2016:*:*:*:*:*:x86:*", "cpe:2.3:a:microsoft:office:2016:*:*:*:*:*:x64:*"], "vendor": "Microsoft", "product": "Microsoft Office 2016", "versions": [{"status": "affected", "version": "16.0.0", "lessThan": "16.0.5254.1001", "versionType": "custom"}], "platforms": ["32-bit Systems", "x64-based Systems"]}, {"cpes": ["cpe:2.3:a:microsoft:office:2013:sp1:*:*:rt:*:*:*", "cpe:2.3:a:microsoft:office:2013:sp1:*:*:*:*:x86:*", "cpe:2.3:a:microsoft:office:2013:sp1:*:*:*:*:x64:*"], "vendor": "Microsoft", "product": "Microsoft Office 2013 Service Pack 1", "versions": [{"status": "affected", "version": "15.0.0", "lessThan": "15.0.5407.1000", "versionType": "custom"}], "platforms": ["ARM64-based Systems", "32-bit Systems", "x64-based Systems"]}], "datePublic": "2021-12-14T08:00:00.000Z", "references": [{"url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-43255", "tags": ["x_refsource_MISC"]}], "descriptions": [{"lang": "en-US", "value": "Microsoft Office Trust Center Spoofing Vulnerability"}], "problemTypes": [{"descriptions": [{"lang": "en-US", "type": "Impact", "description": "Spoofing"}]}], "providerMetadata": {"orgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8", "shortName": "microsoft", "dateUpdated": "2024-05-29T14:44:31.916Z"}}}, "cveMetadata": {"cveId": "CVE-2021-43255", "state": "PUBLISHED", "dateUpdated": "2024-08-04T03:55:28.195Z", "dateReserved": "2021-11-02T00:00:00.000Z", "assignerOrgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8", "datePublished": "2021-12-15T14:15:28.000Z", "assignerShortName": "microsoft"}, "dataVersion": "5.1"}

{"affected": [{"affectedData": [{"cpes": ["cpe:2.3:a:microsoft:office_long_term_servicing_channel:2021:*:*:*:*:*:*:*"], "platforms": ["x64-based Systems", "32-bit Systems"], "product": "Microsoft Office LTSC 2021", "vendor": "Microsoft", "versions": [{"lessThan": "https://aka.ms/OfficeSecurityReleases", "status": "affected", "version": "16.0.1", "versionType": "custom"}]}, {"cpes": ["cpe:2.3:a:microsoft:office:2019:*:*:*:*:*:*:*"], "platforms": ["32-bit Systems", "x64-based Systems"], "product": "Microsoft Office 2019", "vendor": "Microsoft", "versions": [{"lessThan": "https://aka.ms/OfficeSecurityReleases", "status": "affected", "version": "19.0.0", "versionType": "custom"}]}, {"cpes": ["cpe:2.3:a:microsoft:365_apps:-:*:*:*:enterprise:*:*:*"], "platforms": ["32-bit Systems", "x64-based Systems"], "product": "Microsoft 365 Apps for Enterprise", "vendor": "Microsoft", "versions": [{"lessThan": "https://aka.ms/OfficeSecurityReleases", "status": "affected", "version": "16.0.1", "versionType": "custom"}]}, {"cpes": ["cpe:2.3:a:microsoft:office:2016:*:*:*:*:*:x86:*", "cpe:2.3:a:microsoft:office:2016:*:*:*:*:*:x64:*"], "platforms": ["32-bit Systems", "x64-based Systems"], "product": "Microsoft Office 2016", "vendor": "Microsoft", "versions": [{"lessThan": "16.0.5254.1001", "status": "affected", "version": "16.0.0", "versionType": "custom"}]}, {"cpes": ["cpe:2.3:a:microsoft:office:2013:sp1:*:*:rt:*:*:*", "cpe:2.3:a:microsoft:office:2013:sp1:*:*:*:*:x86:*", "cpe:2.3:a:microsoft:office:2013:sp1:*:*:*:*:x64:*"], "platforms": ["ARM64-based Systems", "32-bit Systems", "x64-based Systems"], "product": "Microsoft Office 2013 Service Pack 1", "vendor": "Microsoft", "versions": [{"lessThan": "15.0.5407.1000", "status": "affected", "version": "15.0.0", "versionType": "custom"}]}], "source": "secure@microsoft.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:microsoft:365_apps:-:*:*:*:enterprise:*:x64:*", "matchCriteriaId": "3259EBFE-AE2D-48B8-BE9A-E22BBDB31378", "vulnerable": true}, {"criteria": "cpe:2.3:a:microsoft:365_apps:-:*:*:*:enterprise:*:x86:*", "matchCriteriaId": "CD25F492-9272-4836-832C-8439EBE64CCF", "vulnerable": true}, {"criteria": "cpe:2.3:a:microsoft:office:2013:sp1:*:*:*:*:x64:*", "matchCriteriaId": "24DD7E07-4BB1-4914-9CDE-5A27A9A3920E", "vulnerable": true}, {"criteria": "cpe:2.3:a:microsoft:office:2013:sp1:*:*:*:*:x86:*", "matchCriteriaId": "ADA0E394-3B5E-4C34-955B-EAB645A37518", "vulnerable": true}, {"criteria": "cpe:2.3:a:microsoft:office:2013_rt:sp1:*:*:*:*:*:*", "matchCriteriaId": "30C744C1-EACB-4D91-A72B-468842308AA3", "vulnerable": true}, {"criteria": "cpe:2.3:a:microsoft:office:2016:*:*:*:*:*:x64:*", "matchCriteriaId": "72324216-4EB3-4243-A007-FEF3133C7DF9", "vulnerable": true}, {"criteria": "cpe:2.3:a:microsoft:office:2016:*:*:*:*:*:x86:*", "matchCriteriaId": "0FBB0E61-7997-4F26-9C07-54912D3F1C10", "vulnerable": true}, {"criteria": "cpe:2.3:a:microsoft:office:2019:*:*:*:*:*:x64:*", "matchCriteriaId": "CF5DDD09-902E-4881-98D0-CB896333B4AA", "vulnerable": true}, {"criteria": "cpe:2.3:a:microsoft:office:2019:*:*:*:*:*:x86:*", "matchCriteriaId": "26A3B226-5D7C-4556-9350-5222DC8EFC2C", "vulnerable": true}, {"criteria": "cpe:2.3:a:microsoft:office_long_term_servicing_channel:2021:*:*:*:*:*:x64:*", "matchCriteriaId": "75F7306B-D1DA-48C2-AF87-4480E161D794", "vulnerable": true}, {"criteria": "cpe:2.3:a:microsoft:office_long_term_servicing_channel:2021:*:*:*:*:*:x86:*", "matchCriteriaId": "BA9BCD55-F71E-4920-B906-A1386843776A", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Microsoft Office Trust Center Spoofing Vulnerability"}, {"lang": "es", "value": "Una vulnerabilidad de Suplantaci\u00f3n de Identidad de Microsoft Office Trust Center"}], "id": "CVE-2021-43255", "lastModified": "2026-06-17T04:10:44.473", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "NONE", "baseScore": 4.3, "confidentialityImpact": "NONE", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:M/Au:N/C:N/I:P/A:N", "version": "2.0"}, "exploitabilityScore": 8.6, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": true}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "NONE", "baseScore": 5.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 3.6, "source": "secure@microsoft.com", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "NONE", "baseScore": 5.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2021-43255", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2024-07-25T16:03:02.551633Z", "version": "2.0.3"}}]}, "published": "2021-12-15T15:15:10.687", "references": [{"source": "secure@microsoft.com", "tags": ["Patch", "Vendor Advisory"], "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-43255"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Vendor Advisory"], "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-43255"}], "sourceIdentifier": "secure@microsoft.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "NVD-CWE-noinfo"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{}

{}