CVE-2021-20721

{"containers": {"cna": {"affected": [{"product": "KonaWiki2", "vendor": "kujirahand", "versions": [{"status": "affected", "version": "versions prior to 2.2.4"}]}], "descriptions": [{"lang": "en", "value": "KonaWiki2 versions prior to 2.2.4 allows a remote attacker to upload arbitrary files via unspecified vectors. If the file contains PHP scripts, arbitrary code may be executed."}], "problemTypes": [{"descriptions": [{"description": "Unrestricted upload of file with dangerous type", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2021-05-20T01:15:23.000Z", "orgId": "ede6fdc4-6654-4307-a26d-3331c018e2ce", "shortName": "jpcert"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://kujirahand.com/konawiki/"}, {"tags": ["x_refsource_MISC"], "url": "https://jvn.jp/en/jp/JVN34232719/index.html"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "vultures@jpcert.or.jp", "ID": "CVE-2021-20721", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "KonaWiki2", "version": {"version_data": [{"version_value": "versions prior to 2.2.4"}]}}]}, "vendor_name": "kujirahand"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "KonaWiki2 versions prior to 2.2.4 allows a remote attacker to upload arbitrary files via unspecified vectors. If the file contains PHP scripts, arbitrary code may be executed."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "Unrestricted upload of file with dangerous type"}]}]}, "references": {"reference_data": [{"name": "https://kujirahand.com/konawiki/", "refsource": "MISC", "url": "https://kujirahand.com/konawiki/"}, {"name": "https://jvn.jp/en/jp/JVN34232719/index.html", "refsource": "MISC", "url": "https://jvn.jp/en/jp/JVN34232719/index.html"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-03T17:53:21.815Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://kujirahand.com/konawiki/"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://jvn.jp/en/jp/JVN34232719/index.html"}]}]}, "cveMetadata": {"assignerOrgId": "ede6fdc4-6654-4307-a26d-3331c018e2ce", "assignerShortName": "jpcert", "cveId": "CVE-2021-20721", "datePublished": "2021-05-20T01:15:23.000Z", "dateReserved": "2020-12-17T00:00:00.000Z", "dateUpdated": "2024-08-03T17:53:21.815Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{}

{"affected": [{"affectedData": [{"product": "KonaWiki2", "vendor": "kujirahand", "versions": [{"status": "affected", "version": "versions prior to 2.2.4"}]}], "source": "vultures@jpcert.or.jp"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:kujirahand:konawiki:*:*:*:*:*:*:*:*", "matchCriteriaId": "ECD068F3-E7A6-4E63-B60F-21AC272274F9", "versionEndExcluding": "2.2.4", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "KonaWiki2 versions prior to 2.2.4 allows a remote attacker to upload arbitrary files via unspecified vectors. If the file contains PHP scripts, arbitrary code may be executed."}, {"lang": "es", "value": "KonaWiki2 versiones anteriores a 2.2.4, permiten a un atacante remoto cargar archivos arbitrarios por medio de vectores no especificados. Si el archivo contiene scripts PHP, un c\u00f3digo arbitrario puede ser ejecutado"}], "id": "CVE-2021-20721", "lastModified": "2026-06-17T03:34:19.160", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 7.5, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2021-05-20T02:15:07.220", "references": [{"source": "vultures@jpcert.or.jp", "tags": ["Third Party Advisory"], "url": "https://jvn.jp/en/jp/JVN34232719/index.html"}, {"source": "vultures@jpcert.or.jp", "tags": ["Vendor Advisory"], "url": "https://kujirahand.com/konawiki/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://jvn.jp/en/jp/JVN34232719/index.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://kujirahand.com/konawiki/"}], "sourceIdentifier": "vultures@jpcert.or.jp", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-434"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{}

{}