{"affected": [{"affectedData": [{"product": "Windows 10 Version 2004 for 32-bit Systems", "vendor": "Microsoft", "versions": [{"status": "affected", "version": "unspecified"}]}, {"product": "Windows 10 Version 2004 for ARM64-based Systems", "vendor": "Microsoft", "versions": [{"status": "affected", "version": "unspecified"}]}, {"product": "Windows 10 Version 2004 for x64-based Systems", "vendor": "Microsoft", "versions": [{"status": "affected", "version": "unspecified"}]}, {"product": "Windows Server, version 2004 (Server Core installation)", "vendor": "Microsoft", "versions": [{"status": "affected", "version": "unspecified"}]}, {"product": "Windows 10 Version 1909 for 32-bit Systems", "vendor": "Microsoft", "versions": [{"status": "affected", "version": "unspecified"}]}, {"product": "Windows 10 Version 1909 for x64-based Systems", "vendor": "Microsoft", "versions": [{"status": "affected", "version": "unspecified"}]}, {"product": "Windows 10 Version 1909 for ARM64-based Systems", "vendor": "Microsoft", "versions": [{"status": "affected", "version": "unspecified"}]}, {"product": "Windows Server, version 1909 (Server Core installation)", "vendor": "Microsoft", "versions": [{"status": "affected", "version": "unspecified"}]}, {"product": "Windows 10 Version 1903 for 32-bit Systems", "vendor": "Microsoft", "versions": [{"status": "affected", "version": "unspecified"}]}, {"product": "Windows 10 Version 1903 for x64-based Systems", "vendor": "Microsoft", "versions": [{"status": "affected", "version": "unspecified"}]}, {"product": "Windows 10 Version 1903 for ARM64-based Systems", "vendor": "Microsoft", "versions": [{"status": "affected", "version": "unspecified"}]}, {"product": "Windows Server, version 1903 (Server Core installation)", "vendor": "Microsoft", "versions": [{"status": "affected", "version": "unspecified"}]}], "source": "secure@microsoft.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:microsoft:windows_10:1903:*:*:*:*:*:*:*", "matchCriteriaId": "3FB5CDAE-C713-4D9D-9D6A-2C2E8924A4BB", "vulnerable": true}, {"criteria": "cpe:2.3:o:microsoft:windows_10:1909:*:*:*:*:*:*:*", "matchCriteriaId": "E9273B95-20ED-4547-B0A8-95AD15B30372", "vulnerable": true}, {"criteria": "cpe:2.3:o:microsoft:windows_10:2004:*:*:*:*:*:*:*", "matchCriteriaId": "AAE74AF3-C559-4645-A6C0-25C3D647AAC8", "vulnerable": true}, {"criteria": "cpe:2.3:o:microsoft:windows_server_2016:1903:*:*:*:*:*:*:*", "matchCriteriaId": "5B921FDB-8E7D-427E-82BE-4432585080CF", "vulnerable": true}, {"criteria": "cpe:2.3:o:microsoft:windows_server_2016:1909:*:*:*:*:*:*:*", "matchCriteriaId": "C253A63F-03AB-41CB-A03A-B2674DEA98AA", "vulnerable": true}, {"criteria": "cpe:2.3:o:microsoft:windows_server_2016:2004:*:*:*:*:*:*:*", "matchCriteriaId": "0B60D940-80C7-49F0-8F4E-3F99AC15FA82", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "A remote code execution vulnerability exists when the Windows Font Driver Host improperly handles memory.An attacker who successfully exploited the vulnerability would gain execution on a victim system.The security update addresses the vulnerability by correcting how the Windows Font Driver Host handles memory., aka 'Windows Font Driver Host Remote Code Execution Vulnerability'."}, {"lang": "es", "value": "Se presenta una vulnerabilidad de ejecuci\u00f3n de c\u00f3digo remota cuando el Windows Font Driver Host maneja inapropiadamente la memoria. Un atacante que explota con \u00e9xito la vulnerabilidad podr\u00eda conseguir ejecuci\u00f3n en un sistema v\u00edctima. La actualizaci\u00f3n de seguridad aborda la vulnerabilidad mediante la correcci\u00f3n de c\u00f3mo el Windows Font Driver Host maneja la memoria, tambi\u00e9n se conoce como \"Windows Font Driver Host Remote Code Execution Vulnerability\""}], "id": "CVE-2020-1355", "lastModified": "2026-06-17T03:01:11.543", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "LOCAL", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 4.6, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:L/AC:L/Au:N/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 3.9, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2020-07-14T23:15:13.480", "references": [{"source": "secure@microsoft.com", "tags": ["Patch", "Vendor Advisory"], "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1355"}, {"source": "secure@microsoft.com", "tags": ["Third Party Advisory", "VDB Entry"], "url": "https://www.zerodayinitiative.com/advisories/ZDI-20-875/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Vendor Advisory"], "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1355"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory", "VDB Entry"], "url": "https://www.zerodayinitiative.com/advisories/ZDI-20-875/"}], "sourceIdentifier": "secure@microsoft.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-20"}, {"lang": "en", "value": "CWE-787"}], "source": "nvd@nist.gov", "type": "Primary"}]}