{ "containers": { "cna": { "affected": [ { "product": "Eclipse Mosquitto", "vendor": "The Eclipse Foundation", "versions": [ { "lessThan": "unspecified", "status": "affected", "version": "1.6", "versionType": "custom" }, { "lessThanOrEqual": "2.0.10", "status": "affected", "version": "unspecified", "versionType": "custom" } ] } ], "credits": [ { "lang": "en", "value": "Thanks to Kathrin Kleinhammer of OTARIS Interactive Services GmbH for discovering and reporting this issue." } ], "descriptions": [ { "lang": "en", "value": "In Eclipse Mosquitto version 1.6 to 2.0.10, if an authenticated client that had connected with MQTT v5 sent a crafted CONNECT message to the broker a memory leak would occur, which could be used to provide a DoS attack against the broker." } ], "problemTypes": [ { "descriptions": [ { "cweId": "CWE-401", "description": "CWE-401: Missing Release of Memory after Effective Lifetime", "lang": "en", "type": "CWE" } ] } ], "providerMetadata": { "dateUpdated": "2021-07-22T13:45:13.000Z", "orgId": "e51fbebd-6053-4e49-959f-1b94eeb69a2c", "shortName": "eclipse" }, "references": [ { "tags": [ "x_refsource_CONFIRM" ], "url": "https://bugs.eclipse.org/bugs/show_bug.cgi?id=573191" } ], "x_legacyV4Record": { "CVE_data_meta": { "ASSIGNER": "security@eclipse.org", "ID": "CVE-2021-34431", "STATE": "PUBLIC" }, "affects": { "vendor": { "vendor_data": [ { "product": { "product_data": [ { "product_name": "Eclipse Mosquitto", "version": { "version_data": [ { "version_affected": ">=", "version_value": "1.6" }, { "version_affected": "<=", "version_value": "2.0.10" } ] } } ] }, "vendor_name": "The Eclipse Foundation" } ] } }, "credit": [ { "lang": "eng", "value": "Thanks to Kathrin Kleinhammer of OTARIS Interactive Services GmbH for discovering and reporting this issue." } ], "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": { "description_data": [ { "lang": "eng", "value": "In Eclipse Mosquitto version 1.6 to 2.0.10, if an authenticated client that had connected with MQTT v5 sent a crafted CONNECT message to the broker a memory leak would occur, which could be used to provide a DoS attack against the broker." } ] }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "eng", "value": "CWE-401: Missing Release of Memory after Effective Lifetime" } ] } ] }, "references": { "reference_data": [ { "name": "https://bugs.eclipse.org/bugs/show_bug.cgi?id=573191", "refsource": "CONFIRM", "url": "https://bugs.eclipse.org/bugs/show_bug.cgi?id=573191" } ] } } }, "adp": [ { "providerMetadata": { "orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T00:12:50.247Z" }, "title": "CVE Program Container", "references": [ { "tags": [ "x_refsource_CONFIRM", "x_transferred" ], "url": "https://bugs.eclipse.org/bugs/show_bug.cgi?id=573191" } ] } ] }, "cveMetadata": { "assignerOrgId": "e51fbebd-6053-4e49-959f-1b94eeb69a2c", "assignerShortName": "eclipse", "cveId": "CVE-2021-34431", "datePublished": "2021-07-22T13:45:13.000Z", "dateReserved": "2021-06-09T00:00:00.000Z", "dateUpdated": "2024-08-04T00:12:50.247Z", "state": "PUBLISHED" }, "dataType": "CVE_RECORD", "dataVersion": "5.1" }