{"containers": {"cna": {"affected": [{"platforms": [".NET"], "product": "Apache Avro", "vendor": "Apache Software Foundation", "versions": [{"lessThanOrEqual": "1.10.2", "status": "affected", "version": "Apache Avro", "versionType": "custom"}]}], "credits": [{"lang": "en", "value": "Apache Avro would like to thank Philip Sanetra for reporting this issue."}], "descriptions": [{"lang": "en", "value": "A vulnerability in the .NET SDK of Apache Avro allows an attacker to allocate excessive resources, potentially causing a denial-of-service attack. This issue affects .NET applications using Apache Avro version 1.10.2 and prior versions. Users should update to version 1.11.0 which addresses this issue."}], "problemTypes": [{"descriptions": [{"cweId": "CWE-770", "description": "CWE-770", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2022-01-06T21:06:08", "orgId": "f0158376-9dc2-43b6-827c-5f631a4d8d09", "shortName": "apache"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://lists.apache.org/thread/5fttw9vk6gd2p3b846nox7hcj5469xfd"}, {"name": "[oss-security] 20220106 CVE-2021-43045: Apache Avro: Possible DOS vulnerabilities in C# Avro SDK", "tags": ["mailing-list", "x_refsource_MLIST"], "url": "http://www.openwall.com/lists/oss-security/2022/01/06/8"}], "source": {"defect": ["AVRO-3225", "AVRO-3226"], "discovery": "UNKNOWN"}, "title": "Possible DOS vulnerabilities in C# Avro SDK", "x_generator": {"engine": "Vulnogram 0.0.9"}, "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "security@apache.org", "ID": "CVE-2021-43045", "STATE": "PUBLIC", "TITLE": "Possible DOS vulnerabilities in C# Avro SDK"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "Apache Avro", "version": {"version_data": [{"platform": ".NET", "version_affected": "<=", "version_name": "Apache Avro", "version_value": "1.10.2"}]}}]}, "vendor_name": "Apache Software Foundation"}]}}, "credit": [{"lang": "eng", "value": "Apache Avro would like to thank Philip Sanetra for reporting this issue."}], "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "A vulnerability in the .NET SDK of Apache Avro allows an attacker to allocate excessive resources, potentially causing a denial-of-service attack. This issue affects .NET applications using Apache Avro version 1.10.2 and prior versions. Users should update to version 1.11.0 which addresses this issue."}]}, "generator": {"engine": "Vulnogram 0.0.9"}, "impact": [{}], "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "CWE-770"}]}]}, "references": {"reference_data": [{"name": "https://lists.apache.org/thread/5fttw9vk6gd2p3b846nox7hcj5469xfd", "refsource": "MISC", "url": "https://lists.apache.org/thread/5fttw9vk6gd2p3b846nox7hcj5469xfd"}, {"name": "[oss-security] 20220106 CVE-2021-43045: Apache Avro: Possible DOS vulnerabilities in C# Avro SDK", "refsource": "MLIST", "url": "http://www.openwall.com/lists/oss-security/2022/01/06/8"}]}, "source": {"defect": ["AVRO-3225", "AVRO-3226"], "discovery": "UNKNOWN"}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T03:47:13.525Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://lists.apache.org/thread/5fttw9vk6gd2p3b846nox7hcj5469xfd"}, {"name": "[oss-security] 20220106 CVE-2021-43045: Apache Avro: Possible DOS vulnerabilities in C# Avro SDK", "tags": ["mailing-list", "x_refsource_MLIST", "x_transferred"], "url": "http://www.openwall.com/lists/oss-security/2022/01/06/8"}]}]}, "cveMetadata": {"assignerOrgId": "f0158376-9dc2-43b6-827c-5f631a4d8d09", "assignerShortName": "apache", "cveId": "CVE-2021-43045", "datePublished": "2022-01-06T18:00:12", "dateReserved": "2021-10-27T00:00:00", "dateUpdated": "2024-08-04T03:47:13.525Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:apache:avro:*:*:*:*:*:.net:*:*", "matchCriteriaId": "E466F509-ED2A-41A6-A6C8-E3124EAED4F4", "versionEndExcluding": "1.11.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "A vulnerability in the .NET SDK of Apache Avro allows an attacker to allocate excessive resources, potentially causing a denial-of-service attack. This issue affects .NET applications using Apache Avro version 1.10.2 and prior versions. Users should update to version 1.11.0 which addresses this issue."}, {"lang": "es", "value": "Una vulnerabilidad en el SDK .NET de Apache Avro permite a un atacante asignar recursos excesivos, causando potencialmente un ataque de denegaci\u00f3n de servicio. Este problema afecta a las aplicaciones .NET que usan Apache Avro versiones 1.10.2 y anteriores. Los usuarios deben actualizar a versi\u00f3n 1.11.0, que aborda este problema."}], "id": "CVE-2021-43045", "lastModified": "2024-11-21T06:28:35.277", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 5.0, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2022-01-06T18:15:07.863", "references": [{"source": "security@apache.org", "tags": ["Mailing List", "Third Party Advisory"], "url": "http://www.openwall.com/lists/oss-security/2022/01/06/8"}, {"source": "security@apache.org", "tags": ["Mailing List", "Vendor Advisory"], "url": "https://lists.apache.org/thread/5fttw9vk6gd2p3b846nox7hcj5469xfd"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mailing List", "Third Party Advisory"], "url": "http://www.openwall.com/lists/oss-security/2022/01/06/8"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mailing List", "Vendor Advisory"], "url": "https://lists.apache.org/thread/5fttw9vk6gd2p3b846nox7hcj5469xfd"}], "sourceIdentifier": "security@apache.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-770"}], "source": "security@apache.org", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-770"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"bugzilla": {"description": "apache-avro: allows attackers to allocate excessive resources potentially causing a DoS", "id": "2042576", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2042576"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.5", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "status": "draft"}, "cwe": "CWE-770", "details": ["A vulnerability in the .NET SDK of Apache Avro allows an attacker to allocate excessive resources, potentially causing a denial-of-service attack. This issue affects .NET applications using Apache Avro version 1.10.2 and prior versions. Users should update to version 1.11.0 which addresses this issue."], "name": "CVE-2021-43045", "package_state": [{"cpe": "cpe:/a:redhat:jboss_developer_studio:12.", "fix_state": "Out of support scope", "package_name": "avro", "product_name": "Red Hat CodeReady Studio 12"}, {"cpe": "cpe:/a:redhat:jboss_fuse:7", "fix_state": "Not affected", "package_name": "avro", "product_name": "Red Hat Fuse 7"}, {"cpe": "cpe:/a:redhat:integration:1", "fix_state": "Not affected", "package_name": "avro", "product_name": "Red Hat Integration Camel K 1"}, {"cpe": "cpe:/a:redhat:integration:1", "fix_state": "Not affected", "package_name": "avro", "product_name": "Red Hat Integration Service Registry"}, {"cpe": "cpe:/a:redhat:jboss_data_grid:7", "fix_state": "Not affected", "package_name": "avro", "product_name": "Red Hat JBoss Data Grid 7"}, {"cpe": "cpe:/a:redhat:jboss_data_virtualization:6", "fix_state": "Not affected", "package_name": "avro", "product_name": "Red Hat JBoss Data Virtualization 6"}, {"cpe": "cpe:/a:redhat:jboss_enterprise_application_platform:6", "fix_state": "Not affected", "package_name": "avro", "product_name": "Red Hat JBoss Enterprise Application Platform 6"}, {"cpe": "cpe:/a:redhat:jboss_enterprise_application_platform:7", "fix_state": "Not affected", "package_name": "avro", "product_name": "Red Hat JBoss Enterprise Application Platform 7"}, {"cpe": "cpe:/a:redhat:jbosseapxp", "fix_state": "Not affected", "package_name": "avro", "product_name": "Red Hat JBoss Enterprise Application Platform Expansion Pack"}, {"cpe": "cpe:/a:redhat:jboss_fuse:6", "fix_state": "Not affected", "package_name": "avro", "product_name": "Red Hat JBoss Fuse 6"}, {"cpe": "cpe:/a:redhat:jboss_fuse_service_works:6", "fix_state": "Not affected", "package_name": "avro", "product_name": "Red Hat JBoss Fuse Service Works 6"}, {"cpe": "cpe:/a:redhat:jboss_operations_network:3", "fix_state": "Not affected", "package_name": "avro", "product_name": "Red Hat JBoss Operations Network 3"}, {"cpe": "cpe:/a:redhat:openshift:4", "fix_state": "Not affected", "package_name": "openshift4/ose-metering-hadoop", "product_name": "Red Hat OpenShift Container Platform 4"}, {"cpe": "cpe:/a:redhat:openshift:4", "fix_state": "Not affected", "package_name": "openshift4/ose-metering-hive", "product_name": "Red Hat OpenShift Container Platform 4"}, {"cpe": "cpe:/a:redhat:openshift:4", "fix_state": "Not affected", "package_name": "openshift4/ose-metering-presto", "product_name": "Red Hat OpenShift Container Platform 4"}, {"cpe": "cpe:/a:redhat:red_hat_single_sign_on:7", "fix_state": "Not affected", "package_name": "avro", "product_name": "Red Hat Single Sign-On 7"}], "public_date": "2022-01-06T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2021-43045\nhttps://nvd.nist.gov/vuln/detail/CVE-2021-43045"], "statement": "CodeReady Studio is no longer supported and therefore this flaw will not be addressed in CodeReady Studio. Please see https://developers.redhat.com/articles/2022/04/18/announcement-red-hat-codeready-studio-reaches-end-life for more information.", "threat_severity": "Moderate"}