CVE-2021-20745

{"containers": {"cna": {"affected": [{"product": "Inkdrop", "vendor": "Takuya Matsuyama", "versions": [{"status": "affected", "version": "versions prior to v5.3.1"}]}], "descriptions": [{"lang": "en", "value": "Inkdrop versions prior to v5.3.1 allows an attacker to execute arbitrary OS commands on the system where it runs by loading a file or code snippet containing an invalid iframe into Inkdrop."}], "problemTypes": [{"descriptions": [{"description": "OS Command Injection", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2021-06-28T00:50:33.000Z", "orgId": "ede6fdc4-6654-4307-a26d-3331c018e2ce", "shortName": "jpcert"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://www.inkdrop.app/"}, {"tags": ["x_refsource_MISC"], "url": "https://docs.inkdrop.app/releases/5.3.1"}, {"tags": ["x_refsource_MISC"], "url": "https://jvn.jp/en/jp/JVN29949691/index.html"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "vultures@jpcert.or.jp", "ID": "CVE-2021-20745", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "Inkdrop", "version": {"version_data": [{"version_value": "versions prior to v5.3.1"}]}}]}, "vendor_name": "Takuya Matsuyama"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "Inkdrop versions prior to v5.3.1 allows an attacker to execute arbitrary OS commands on the system where it runs by loading a file or code snippet containing an invalid iframe into Inkdrop."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "OS Command Injection"}]}]}, "references": {"reference_data": [{"name": "https://www.inkdrop.app/", "refsource": "MISC", "url": "https://www.inkdrop.app/"}, {"name": "https://docs.inkdrop.app/releases/5.3.1", "refsource": "MISC", "url": "https://docs.inkdrop.app/releases/5.3.1"}, {"name": "https://jvn.jp/en/jp/JVN29949691/index.html", "refsource": "MISC", "url": "https://jvn.jp/en/jp/JVN29949691/index.html"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-03T17:53:21.924Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://www.inkdrop.app/"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://docs.inkdrop.app/releases/5.3.1"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://jvn.jp/en/jp/JVN29949691/index.html"}]}]}, "cveMetadata": {"assignerOrgId": "ede6fdc4-6654-4307-a26d-3331c018e2ce", "assignerShortName": "jpcert", "cveId": "CVE-2021-20745", "datePublished": "2021-06-28T00:50:33.000Z", "dateReserved": "2020-12-17T00:00:00.000Z", "dateUpdated": "2024-08-03T17:53:21.924Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

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{"affected": [{"affectedData": [{"product": "Inkdrop", "vendor": "Takuya Matsuyama", "versions": [{"status": "affected", "version": "versions prior to v5.3.1"}]}], "source": "vultures@jpcert.or.jp"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:inkdrop:inkdrop:*:*:*:*:*:*:*:*", "matchCriteriaId": "877EC26A-B865-41D1-B5EF-69D9D9721BE4", "versionEndExcluding": "5.3.1", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Inkdrop versions prior to v5.3.1 allows an attacker to execute arbitrary OS commands on the system where it runs by loading a file or code snippet containing an invalid iframe into Inkdrop."}, {"lang": "es", "value": "Inkdrop versiones anteriores a v5.3.1, permiten a un atacante ejecutar comandos arbitrarios del Sistema Operativo en el sistema donde se ejecuta, cargando un archivo o fragmento de c\u00f3digo que contenga un iframe no v\u00e1lido en Inkdrop"}], "id": "CVE-2021-20745", "lastModified": "2026-06-17T03:34:21.600", "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": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2021-06-28T01:15:07.477", "references": [{"source": "vultures@jpcert.or.jp", "tags": ["Release Notes", "Vendor Advisory"], "url": "https://docs.inkdrop.app/releases/5.3.1"}, {"source": "vultures@jpcert.or.jp", "tags": ["Third Party Advisory"], "url": "https://jvn.jp/en/jp/JVN29949691/index.html"}, {"source": "vultures@jpcert.or.jp", "tags": ["Product", "Vendor Advisory"], "url": "https://www.inkdrop.app/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Release Notes", "Vendor Advisory"], "url": "https://docs.inkdrop.app/releases/5.3.1"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://jvn.jp/en/jp/JVN29949691/index.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Product", "Vendor Advisory"], "url": "https://www.inkdrop.app/"}], "sourceIdentifier": "vultures@jpcert.or.jp", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-78"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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