{"containers": {"cna": {"title": "Scripting Engine Memory Corruption Vulnerability", "datePublic": "2021-07-13T07:00:00.000Z", "affected": [{"vendor": "Microsoft", "product": "Windows 10 Version 1809", "cpes": ["cpe:2.3:o:microsoft:windows_10_1809:10.0.17763.2061:*:*:*:*:*:x86:*", "cpe:2.3:o:microsoft:windows_10_1809:10.0.17763.2061:*:*:*:*:*:x64:*", "cpe:2.3:o:microsoft:windows_10_1809:10.0.17763.2061:*:*:*:*:*:arm64:*"], "platforms": ["32-bit Systems", "x64-based Systems", "ARM64-based Systems"], "versions": [{"version": "10.0.0", "lessThan": "10.0.17763.2061", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Windows Server 2019", "cpes": ["cpe:2.3:o:microsoft:windows_server_2019:10.0.17763.2061:*:*:*:*:*:*:*"], "platforms": ["x64-based Systems"], "versions": [{"version": "10.0.0", "lessThan": "10.0.17763.2061", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Windows 10 Version 1909", "cpes": ["cpe:2.3:o:microsoft:windows_10_1909:10.0.18363.1679:*:*:*:*:*:x86:*", "cpe:2.3:o:microsoft:windows_10_1909:10.0.18363.1679:*:*:*:*:*:x64:*", "cpe:2.3:o:microsoft:windows_10_1809:10.0.18363.1679:*:*:*:*:*:x64:*"], "platforms": ["32-bit Systems", "x64-based Systems", "ARM64-based Systems"], "versions": [{"version": "10.0.0", "lessThan": "10.0.18363.1679", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Windows 10 Version 21H1", "cpes": ["cpe:2.3:o:microsoft:windows_10_21H1:10.0.19043.1110:*:*:*:*:*:x64:*", "cpe:2.3:o:microsoft:windows_10_21H1:10.0.19043.1110:*:*:*:*:*:arm64:*", "cpe:2.3:o:microsoft:windows_10_21H1:10.0.19043.1110:*:*:*:*:*:x86:*"], "platforms": ["x64-based Systems", "ARM64-based Systems", "32-bit Systems"], "versions": [{"version": "10.0.0", "lessThan": "10.0.19043.1110", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Windows 10 Version 2004", "cpes": ["cpe:2.3:o:microsoft:windows_10_1809:10.0.19041.1110:*:*:*:*:*:x64:*"], "platforms": ["32-bit Systems", "ARM64-based Systems", "x64-based Systems"], "versions": [{"version": "10.0.0", "lessThan": "10.0.19041.1110", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Windows 10 Version 20H2", "cpes": ["cpe:2.3:o:microsoft:windows_10_20H2:10.0.19042.1110:*:*:*:*:*:x86:*", "cpe:2.3:o:microsoft:windows_10_20H2:10.0.19042.1110:*:*:*:*:*:arm64:*"], "platforms": ["32-bit Systems", "ARM64-based Systems"], "versions": [{"version": "10.0.0", "lessThan": "10.0.19042.1110", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Windows 10 Version 1507", "cpes": ["cpe:2.3:o:microsoft:windows_10_1507:10.0.10240.19003:*:*:*:*:*:x86:*", "cpe:2.3:o:microsoft:windows_10_1507:10.0.10240.19003:*:*:*:*:*:x64:*"], "platforms": ["32-bit Systems", "x64-based Systems"], "versions": [{"version": "10.0.0", "lessThan": "10.0.10240.19003", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Windows 10 Version 1607", "cpes": ["cpe:2.3:o:microsoft:windows_10_1607:10.0.14393.4530:*:*:*:*:*:x86:*", "cpe:2.3:o:microsoft:windows_10_1607:10.0.14393.4530:*:*:*:*:*:x64:*"], "platforms": ["32-bit Systems", "x64-based Systems"], "versions": [{"version": "10.0.0", "lessThan": "10.0.14393.4530", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Windows Server 2016", "cpes": ["cpe:2.3:o:microsoft:windows_server_2016:10.0.14393.4530:*:*:*:*:*:*:*"], "platforms": ["x64-based Systems"], "versions": [{"version": "10.0.0", "lessThan": "10.0.14393.4530", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Windows 7", "cpes": ["cpe:2.3:o:microsoft:windows_7:6.1.7601.25661:sp1:*:*:*:*:x86:*", "cpe:2.3:o:microsoft:windows_7:1.001:sp1:*:*:*:*:x86:*"], "platforms": ["32-bit Systems"], "versions": [{"version": "6.1.0", "lessThan": "6.1.7601.25661", "versionType": "custom", "status": "affected"}, {"version": "6.1.0", "lessThan": "1.001", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Windows 7 Service Pack 1", "cpes": ["cpe:2.3:o:microsoft:windows_7:6.1.7601.25661:sp1:*:*:*:*:x64:*", "cpe:2.3:o:microsoft:windows_7:1.001:sp1:*:*:*:*:x64:*"], "platforms": ["x64-based Systems"], "versions": [{"version": "6.1.0", "lessThan": "6.1.7601.25661", "versionType": "custom", "status": "affected"}, {"version": "6.1.0", "lessThan": "1.001", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Windows 8.1", "cpes": ["cpe:2.3:o:microsoft:windows_8.1:6.3.9600.20069:*:*:*:*:*:x86:*", "cpe:2.3:o:microsoft:windows_8.1:1.001:*:*:*:*:*:x86:*", "cpe:2.3:o:microsoft:windows_8.1:6.3.9600.20069:*:*:*:*:*:x64:*", "cpe:2.3:o:microsoft:windows_8.1:1.001:*:*:*:*:*:x64:*", "cpe:2.3:o:microsoft:windows_rt_8.1:6.3.9600.20069:*:*:*:*:*:*:*"], "platforms": ["32-bit Systems", "x64-based Systems", "ARM64-based Systems"], "versions": [{"version": "6.3.0", "lessThan": "6.3.9600.20069", "versionType": "custom", "status": "affected"}, {"version": "6.3.0", "lessThan": "1.001", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Windows Server 2008 R2 Service Pack 1", "cpes": ["cpe:2.3:o:microsoft:windows_server_2008_R2:6.1.7601.25661:*:*:*:*:*:x64:*", "cpe:2.3:o:microsoft:windows_server_2008_R2:1.001:*:*:*:*:*:x64:*"], "platforms": ["x64-based Systems"], "versions": [{"version": "6.1.0", "lessThan": "6.1.7601.25661", "versionType": "custom", "status": "affected"}, {"version": "6.1.0", "lessThan": "1.001", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Windows Server 2012", "cpes": ["cpe:2.3:o:microsoft:windows_server_2012:6.2.9200.23409:*:*:*:*:*:x64:*", "cpe:2.3:o:microsoft:windows_server_2012:1.001:*:*:*:*:*:x64:*"], "platforms": ["x64-based Systems"], "versions": [{"version": "6.2.0", "lessThan": "6.2.9200.23409", "versionType": "custom", "status": "affected"}, {"version": "6.2.0", "lessThan": "1.001", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Windows Server 2012 R2", "cpes": ["cpe:2.3:o:microsoft:windows_server_2012_R2:6.3.9600.20069:*:*:*:*:*:x64:*", "cpe:2.3:o:microsoft:windows_server_2012_R2:1.001:*:*:*:*:*:x64:*"], "platforms": ["x64-based Systems"], "versions": [{"version": "6.3.0", "lessThan": "6.3.9600.20069", "versionType": "custom", "status": "affected"}, {"version": "6.3.0", "lessThan": "1.001", "versionType": "custom", "status": "affected"}]}], "descriptions": [{"value": "Scripting Engine Memory Corruption Vulnerability", "lang": "en-US"}], "problemTypes": [{"descriptions": [{"description": "Remote Code Execution", "lang": "en-US", "type": "Impact"}]}], "providerMetadata": {"orgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8", "shortName": "microsoft", "dateUpdated": "2023-12-28T22:36:36.535Z"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-34448"}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en-US", "value": "GENERAL"}], "cvssV3_1": {"version": "3.1", "baseSeverity": "MEDIUM", "baseScore": 6.8, "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:N/E:F/RL:O/RC:C"}}]}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T00:12:50.197Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-34448"}]}, {"metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2021-34448", "role": "CISA Coordinator", "options": [{"Exploitation": "active"}, {"Automatable": "yes"}, {"Technical Impact": "total"}], "version": "2.0.3", "timestamp": "2025-02-04T18:40:21.985265Z"}}}, {"other": {"type": "kev", "content": {"dateAdded": "2021-11-03", "reference": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-34448"}}}], "references": [{"url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-34448", "tags": ["government-resource"]}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-787", "description": "CWE-787 Out-of-bounds Write"}]}], "timeline": [{"time": "2021-11-03T00:00:00+00:00", "lang": "en", "value": "CVE-2021-34448 added to CISA KEV"}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2025-10-21T23:25:40.227Z"}}]}, "cveMetadata": {"assignerOrgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8", "assignerShortName": "microsoft", "cveId": "CVE-2021-34448", "datePublished": "2021-07-16T20:19:39.000Z", "dateReserved": "2021-06-09T00:00:00.000Z", "dateUpdated": "2025-10-21T23:25:40.227Z", "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-2021-34448", "tags": ["x_refsource_MISC", "x_transferred"]}], "providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T00:12:50.197Z"}}, {"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2021-34448", "role": "CISA Coordinator", "options": [{"Exploitation": "active"}, {"Automatable": "yes"}, {"Technical Impact": "total"}], "version": "2.0.3", "timestamp": "2025-02-04T18:40:21.985265Z"}}}, {"other": {"type": "kev", "content": {"dateAdded": "2021-11-03", "reference": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-34448"}}}], "timeline": [{"lang": "en", "time": "2021-11-03T00:00:00+00:00", "value": "CVE-2021-34448 added to CISA KEV"}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-787", "description": "CWE-787 Out-of-bounds Write"}]}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2025-02-04T18:40:12.449Z"}}], "cna": {"title": "Scripting Engine Memory Corruption Vulnerability", "metrics": [{"format": "CVSS", "cvssV3_1": {"version": "3.1", "baseScore": 6.8, "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:N/E:F/RL:O/RC:C"}, "scenarios": [{"lang": "en-US", "value": "GENERAL"}]}], "affected": [{"cpes": ["cpe:2.3:o:microsoft:windows_10_1809:10.0.17763.2061:*:*:*:*:*:x86:*", "cpe:2.3:o:microsoft:windows_10_1809:10.0.17763.2061:*:*:*:*:*:x64:*", "cpe:2.3:o:microsoft:windows_10_1809:10.0.17763.2061:*:*:*:*:*:arm64:*"], "vendor": "Microsoft", "product": "Windows 10 Version 1809", "versions": [{"status": "affected", "version": "10.0.0", "lessThan": "10.0.17763.2061", "versionType": "custom"}], "platforms": ["32-bit Systems", "x64-based Systems", "ARM64-based Systems"]}, {"cpes": ["cpe:2.3:o:microsoft:windows_server_2019:10.0.17763.2061:*:*:*:*:*:*:*"], "vendor": "Microsoft", "product": "Windows Server 2019", "versions": [{"status": "affected", "version": "10.0.0", "lessThan": "10.0.17763.2061", "versionType": "custom"}], "platforms": ["x64-based Systems"]}, {"cpes": ["cpe:2.3:o:microsoft:windows_10_1909:10.0.18363.1679:*:*:*:*:*:x86:*", "cpe:2.3:o:microsoft:windows_10_1909:10.0.18363.1679:*:*:*:*:*:x64:*", "cpe:2.3:o:microsoft:windows_10_1809:10.0.18363.1679:*:*:*:*:*:x64:*"], "vendor": "Microsoft", "product": "Windows 10 Version 1909", "versions": [{"status": "affected", "version": "10.0.0", "lessThan": "10.0.18363.1679", "versionType": "custom"}], "platforms": ["32-bit Systems", "x64-based Systems", "ARM64-based Systems"]}, {"cpes": ["cpe:2.3:o:microsoft:windows_10_21H1:10.0.19043.1110:*:*:*:*:*:x64:*", "cpe:2.3:o:microsoft:windows_10_21H1:10.0.19043.1110:*:*:*:*:*:arm64:*", "cpe:2.3:o:microsoft:windows_10_21H1:10.0.19043.1110:*:*:*:*:*:x86:*"], "vendor": "Microsoft", "product": "Windows 10 Version 21H1", "versions": [{"status": "affected", "version": "10.0.0", "lessThan": "10.0.19043.1110", "versionType": "custom"}], "platforms": ["x64-based Systems", "ARM64-based Systems", "32-bit Systems"]}, {"cpes": ["cpe:2.3:o:microsoft:windows_10_1809:10.0.19041.1110:*:*:*:*:*:x64:*"], "vendor": "Microsoft", "product": "Windows 10 Version 2004", "versions": [{"status": "affected", "version": "10.0.0", "lessThan": "10.0.19041.1110", "versionType": "custom"}], "platforms": ["32-bit Systems", "ARM64-based Systems", "x64-based Systems"]}, {"cpes": ["cpe:2.3:o:microsoft:windows_10_20H2:10.0.19042.1110:*:*:*:*:*:x86:*", "cpe:2.3:o:microsoft:windows_10_20H2:10.0.19042.1110:*:*:*:*:*:arm64:*"], "vendor": "Microsoft", "product": "Windows 10 Version 20H2", "versions": [{"status": "affected", "version": "10.0.0", "lessThan": "10.0.19042.1110", "versionType": "custom"}], "platforms": ["32-bit Systems", "ARM64-based Systems"]}, {"cpes": ["cpe:2.3:o:microsoft:windows_10_1507:10.0.10240.19003:*:*:*:*:*:x86:*", "cpe:2.3:o:microsoft:windows_10_1507:10.0.10240.19003:*:*:*:*:*:x64:*"], "vendor": "Microsoft", "product": "Windows 10 Version 1507", "versions": [{"status": "affected", "version": "10.0.0", "lessThan": "10.0.10240.19003", "versionType": "custom"}], "platforms": ["32-bit Systems", "x64-based Systems"]}, {"cpes": ["cpe:2.3:o:microsoft:windows_10_1607:10.0.14393.4530:*:*:*:*:*:x86:*", "cpe:2.3:o:microsoft:windows_10_1607:10.0.14393.4530:*:*:*:*:*:x64:*"], "vendor": "Microsoft", "product": "Windows 10 Version 1607", "versions": [{"status": "affected", "version": "10.0.0", "lessThan": "10.0.14393.4530", "versionType": "custom"}], "platforms": ["32-bit Systems", "x64-based Systems"]}, {"cpes": ["cpe:2.3:o:microsoft:windows_server_2016:10.0.14393.4530:*:*:*:*:*:*:*"], "vendor": "Microsoft", "product": "Windows Server 2016", "versions": [{"status": "affected", "version": "10.0.0", "lessThan": "10.0.14393.4530", "versionType": "custom"}], "platforms": ["x64-based Systems"]}, {"cpes": ["cpe:2.3:o:microsoft:windows_7:6.1.7601.25661:sp1:*:*:*:*:x86:*", "cpe:2.3:o:microsoft:windows_7:1.001:sp1:*:*:*:*:x86:*"], "vendor": "Microsoft", "product": "Windows 7", "versions": [{"status": "affected", "version": "6.1.0", "lessThan": "6.1.7601.25661", "versionType": "custom"}, {"status": "affected", "version": "6.1.0", "lessThan": "1.001", "versionType": "custom"}], "platforms": ["32-bit Systems"]}, {"cpes": ["cpe:2.3:o:microsoft:windows_7:6.1.7601.25661:sp1:*:*:*:*:x64:*", "cpe:2.3:o:microsoft:windows_7:1.001:sp1:*:*:*:*:x64:*"], "vendor": "Microsoft", "product": "Windows 7 Service Pack 1", "versions": [{"status": "affected", "version": "6.1.0", "lessThan": "6.1.7601.25661", "versionType": "custom"}, {"status": "affected", "version": "6.1.0", "lessThan": "1.001", "versionType": "custom"}], "platforms": ["x64-based Systems"]}, {"cpes": ["cpe:2.3:o:microsoft:windows_8.1:6.3.9600.20069:*:*:*:*:*:x86:*", "cpe:2.3:o:microsoft:windows_8.1:1.001:*:*:*:*:*:x86:*", "cpe:2.3:o:microsoft:windows_8.1:6.3.9600.20069:*:*:*:*:*:x64:*", "cpe:2.3:o:microsoft:windows_8.1:1.001:*:*:*:*:*:x64:*", "cpe:2.3:o:microsoft:windows_rt_8.1:6.3.9600.20069:*:*:*:*:*:*:*"], "vendor": "Microsoft", "product": "Windows 8.1", "versions": [{"status": "affected", "version": "6.3.0", "lessThan": "6.3.9600.20069", "versionType": "custom"}, {"status": "affected", "version": "6.3.0", "lessThan": "1.001", "versionType": "custom"}], "platforms": ["32-bit Systems", "x64-based Systems", "ARM64-based Systems"]}, {"cpes": ["cpe:2.3:o:microsoft:windows_server_2008_R2:6.1.7601.25661:*:*:*:*:*:x64:*", "cpe:2.3:o:microsoft:windows_server_2008_R2:1.001:*:*:*:*:*:x64:*"], "vendor": "Microsoft", "product": "Windows Server 2008 R2 Service Pack 1", "versions": [{"status": "affected", "version": "6.1.0", "lessThan": "6.1.7601.25661", "versionType": "custom"}, {"status": "affected", "version": "6.1.0", "lessThan": "1.001", "versionType": "custom"}], "platforms": ["x64-based Systems"]}, {"cpes": ["cpe:2.3:o:microsoft:windows_server_2012:6.2.9200.23409:*:*:*:*:*:x64:*", "cpe:2.3:o:microsoft:windows_server_2012:1.001:*:*:*:*:*:x64:*"], "vendor": "Microsoft", "product": "Windows Server 2012", "versions": [{"status": "affected", "version": "6.2.0", "lessThan": "6.2.9200.23409", "versionType": "custom"}, {"status": "affected", "version": "6.2.0", "lessThan": "1.001", "versionType": "custom"}], "platforms": ["x64-based Systems"]}, {"cpes": ["cpe:2.3:o:microsoft:windows_server_2012_R2:6.3.9600.20069:*:*:*:*:*:x64:*", "cpe:2.3:o:microsoft:windows_server_2012_R2:1.001:*:*:*:*:*:x64:*"], "vendor": "Microsoft", "product": "Windows Server 2012 R2", "versions": [{"status": "affected", "version": "6.3.0", "lessThan": "6.3.9600.20069", "versionType": "custom"}, {"status": "affected", "version": "6.3.0", "lessThan": "1.001", "versionType": "custom"}], "platforms": ["x64-based Systems"]}], "datePublic": "2021-07-13T07:00:00.000Z", "references": [{"url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-34448", "tags": ["x_refsource_MISC"]}], "descriptions": [{"lang": "en-US", "value": "Scripting Engine Memory Corruption Vulnerability"}], "problemTypes": [{"descriptions": [{"lang": "en-US", "type": "Impact", "description": "Remote Code Execution"}]}], "providerMetadata": {"orgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8", "shortName": "microsoft", "dateUpdated": "2023-12-28T22:36:36.535Z"}}}, "cveMetadata": {"cveId": "CVE-2021-34448", "state": "PUBLISHED", "dateUpdated": "2025-07-30T01:38:06.138Z", "dateReserved": "2021-06-09T00:00:00.000Z", "assignerOrgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8", "datePublished": "2021-07-16T20:19:39.000Z", "assignerShortName": "microsoft"}, "dataVersion": "5.1"}

{"cisaActionDue": "2021-11-17", "cisaExploitAdd": "2021-11-03", "cisaRequiredAction": "Apply updates per vendor instructions.", "cisaVulnerabilityName": "Microsoft Windows Scripting Engine Memory Corruption Vulnerability", "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:microsoft:windows_10_1507:*:*:*:*:*:*:*:*", "matchCriteriaId": "0C51CD3A-E78B-4A0D-8716-4F2C0A79ED68", "versionEndExcluding": "10.0.10240.19003", "vulnerable": true}, {"criteria": "cpe:2.3:o:microsoft:windows_10_1607:*:*:*:*:*:*:*:*", "matchCriteriaId": "9EEBF8AC-AB6E-4F62-811A-0E53721C78F5", "versionEndExcluding": "10.0.14393.4530", "vulnerable": true}, {"criteria": "cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:*:*", "matchCriteriaId": "5BAABE12-C0E8-4E34-9EFE-18DD50C54B1D", "versionEndExcluding": "10.0.17763.2061", "vulnerable": true}, {"criteria": "cpe:2.3:o:microsoft:windows_10_1909:*:*:*:*:*:*:*:*", "matchCriteriaId": "1C9E359B-5719-48B1-BABB-618744C73388", "versionEndExcluding": "10.0.18363.1679", "vulnerable": true}, {"criteria": "cpe:2.3:o:microsoft:windows_10_2004:*:*:*:*:*:*:*:*", "matchCriteriaId": "307C13CF-563B-46D1-9F2E-227AB9C40720", "versionEndExcluding": "10.0.19041.1110", "vulnerable": true}, {"criteria": "cpe:2.3:o:microsoft:windows_10_20h2:*:*:*:*:*:*:*:*", "matchCriteriaId": "9AEC53C7-C1CB-4FFB-8069-27604FB50F0B", "versionEndExcluding": "10.0.19042.1110", "vulnerable": true}, {"criteria": "cpe:2.3:o:microsoft:windows_10_21h1:*:*:*:*:*:*:*:*", "matchCriteriaId": "765BA052-1B41-4CD3-98E6-F3750E0466E5", "versionEndExcluding": "10.0.19043.1110", "vulnerable": true}, {"criteria": "cpe:2.3:o:microsoft:windows_7:-:sp1:*:*:*:*:*:*", "matchCriteriaId": "C2B1C231-DE19-4B8F-A4AA-5B3A65276E46", "vulnerable": true}, {"criteria": "cpe:2.3:o:microsoft:windows_8.1:-:*:*:*:*:*:*:*", "matchCriteriaId": "E93068DB-549B-45AB-8E5C-00EB5D8B5CF8", "vulnerable": true}, {"criteria": "cpe:2.3:o:microsoft:windows_rt_8.1:-:*:*:*:*:*:*:*", "matchCriteriaId": "C6CE5198-C498-4672-AF4C-77AB4BE06C5C", "vulnerable": true}, {"criteria": "cpe:2.3:o:microsoft:windows_server_2008:r2:sp1:*:*:*:*:x64:*", "matchCriteriaId": "AF07A81D-12E5-4B1D-BFF9-C8D08C32FF4F", "vulnerable": true}, {"criteria": "cpe:2.3:o:microsoft:windows_server_2012:-:*:*:*:*:*:*:*", "matchCriteriaId": "A7DF96F8-BA6A-4780-9CA3-F719B3F81074", "vulnerable": true}, {"criteria": "cpe:2.3:o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:*", "matchCriteriaId": "DB18C4CE-5917-401E-ACF7-2747084FD36E", "vulnerable": true}, {"criteria": "cpe:2.3:o:microsoft:windows_server_2016:*:*:*:*:*:*:*:*", "matchCriteriaId": "9127CF36-6B37-4698-BB02-2AC6D853EB6F", "versionEndExcluding": "10.0.14393.4530", "vulnerable": true}, {"criteria": "cpe:2.3:o:microsoft:windows_server_2019:*:*:*:*:*:*:*:*", "matchCriteriaId": "77FA5A89-9F88-48FB-B632-76433EDBA95F", "versionEndExcluding": "10.0.17763.2061", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Scripting Engine Memory Corruption Vulnerability"}, {"lang": "es", "value": "Una vulnerabilidad de Corrupci\u00f3n de Memoria de Scripting Engine"}], "id": "CVE-2021-34448", "lastModified": "2025-10-29T16:46:59.910", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "COMPLETE", "baseScore": 9.3, "confidentialityImpact": "COMPLETE", "integrityImpact": "COMPLETE", "vectorString": "AV:N/AC:M/Au:N/C:C/I:C/A:C", "version": "2.0"}, "exploitabilityScore": 8.6, "impactScore": 10.0, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": true}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 6.8, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:N", "version": "3.1"}, "exploitabilityScore": 1.6, "impactScore": 5.2, "source": "secure@microsoft.com", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Secondary"}]}, "published": "2021-07-16T21:15:09.580", "references": [{"source": "secure@microsoft.com", "tags": ["Patch", "Vendor Advisory"], "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-34448"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Vendor Advisory"], "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-34448"}, {"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "tags": ["US Government Resource"], "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-34448"}], "sourceIdentifier": "secure@microsoft.com", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-787"}], "source": "nvd@nist.gov", "type": "Primary"}, {"description": [{"lang": "en", "value": "CWE-787"}], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}

{}