CVE-2021-21269

{"containers": {"cna": {"affected": [{"product": "keymaker", "vendor": "keymaker-mx", "versions": [{"status": "affected", "version": "< 0.2.0"}]}], "descriptions": [{"lang": "en", "value": "Keymaker is a Mastodon Community Finder based Matrix Community serverlist page Server. In Keymaker before version 0.2.0, the assets endpoint did not check for the extension. The rust `join` method without checking user input might have made it abe to do a Path Traversal attack causing to read more files than allowed. This is fixed in version 0.2.0."}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 7.7, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N", "version": "3.1"}}], "problemTypes": [{"descriptions": [{"cweId": "CWE-22", "description": "CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2021-01-20T17:50:33.000Z", "orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M"}, "references": [{"tags": ["x_refsource_CONFIRM"], "url": "https://github.com/keymaker-mx/keymaker/security/advisories/GHSA-pg25-xfcf-vjvm"}, {"tags": ["x_refsource_MISC"], "url": "https://github.com/keymaker-mx/keymaker/commit/63f3012b390ff1519a84100df9e5dff5058bb926"}], "source": {"advisory": "GHSA-pg25-xfcf-vjvm", "discovery": "UNKNOWN"}, "title": "Path Traversal in Keymaker", "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "security-advisories@github.com", "ID": "CVE-2021-21269", "STATE": "PUBLIC", "TITLE": "Path Traversal in Keymaker"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "keymaker", "version": {"version_data": [{"version_value": "< 0.2.0"}]}}]}, "vendor_name": "keymaker-mx"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "Keymaker is a Mastodon Community Finder based Matrix Community serverlist page Server. In Keymaker before version 0.2.0, the assets endpoint did not check for the extension. The rust `join` method without checking user input might have made it abe to do a Path Traversal attack causing to read more files than allowed. This is fixed in version 0.2.0."}]}, "impact": {"cvss": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 7.7, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N", "version": "3.1"}}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')"}]}]}, "references": {"reference_data": [{"name": "https://github.com/keymaker-mx/keymaker/security/advisories/GHSA-pg25-xfcf-vjvm", "refsource": "CONFIRM", "url": "https://github.com/keymaker-mx/keymaker/security/advisories/GHSA-pg25-xfcf-vjvm"}, {"name": "https://github.com/keymaker-mx/keymaker/commit/63f3012b390ff1519a84100df9e5dff5058bb926", "refsource": "MISC", "url": "https://github.com/keymaker-mx/keymaker/commit/63f3012b390ff1519a84100df9e5dff5058bb926"}]}, "source": {"advisory": "GHSA-pg25-xfcf-vjvm", "discovery": "UNKNOWN"}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-03T18:09:14.980Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://github.com/keymaker-mx/keymaker/security/advisories/GHSA-pg25-xfcf-vjvm"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://github.com/keymaker-mx/keymaker/commit/63f3012b390ff1519a84100df9e5dff5058bb926"}]}]}, "cveMetadata": {"assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "assignerShortName": "GitHub_M", "cveId": "CVE-2021-21269", "datePublished": "2021-01-20T17:50:34.000Z", "dateReserved": "2020-12-22T00:00:00.000Z", "dateUpdated": "2024-08-03T18:09:14.980Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

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{"affected": [{"affectedData": [{"product": "keymaker", "vendor": "keymaker-mx", "versions": [{"status": "affected", "version": "< 0.2.0"}]}], "source": "security-advisories@github.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:keymaker_project:keymaker:*:*:*:*:*:*:*:*", "matchCriteriaId": "DB094811-E3DB-42F0-B93C-9A852D9B92AC", "versionEndExcluding": "0.2.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Keymaker is a Mastodon Community Finder based Matrix Community serverlist page Server. In Keymaker before version 0.2.0, the assets endpoint did not check for the extension. The rust `join` method without checking user input might have made it abe to do a Path Traversal attack causing to read more files than allowed. This is fixed in version 0.2.0."}, {"lang": "es", "value": "Keymaker es un servidor de p\u00e1ginas de lista de servidores Matrix Community basado en Mastodon Community Finder.&#xa0;En Keymaker anterior a versi\u00f3n 0.2.0, el endpoint de activos no comprobaba la extensi\u00f3n.&#xa0;El m\u00e9todo de rust \"join\" sin verificar la entrada del usuario podr\u00eda haber hecho que sea posible realizar un ataque de Salto de Ruta causando la lectura de m\u00e1s archivos de los permitidos.&#xa0;Esto es corregido en la versi\u00f3n 0.2.0"}], "id": "CVE-2021-21269", "lastModified": "2026-06-17T03:35:09.663", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "SINGLE", "availabilityImpact": "NONE", "baseScore": 4.0, "confidentialityImpact": "PARTIAL", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:S/C:P/I:N/A:N", "version": "2.0"}, "exploitabilityScore": 8.0, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 7.7, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 3.1, "impactScore": 4.0, "source": "security-advisories@github.com", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2021-01-20T18:15:12.627", "references": [{"source": "security-advisories@github.com", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/keymaker-mx/keymaker/commit/63f3012b390ff1519a84100df9e5dff5058bb926"}, {"source": "security-advisories@github.com", "tags": ["Third Party Advisory"], "url": "https://github.com/keymaker-mx/keymaker/security/advisories/GHSA-pg25-xfcf-vjvm"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/keymaker-mx/keymaker/commit/63f3012b390ff1519a84100df9e5dff5058bb926"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://github.com/keymaker-mx/keymaker/security/advisories/GHSA-pg25-xfcf-vjvm"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-22"}], "source": "security-advisories@github.com", "type": "Secondary"}]}

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