{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-44630", "assignerOrgId": "f0158376-9dc2-43b6-827c-5f631a4d8d09", "state": "PUBLISHED", "assignerShortName": "apache", "dateReserved": "2026-05-07T10:12:11.328Z", "datePublished": "2026-08-10T09:25:11.899Z", "dateUpdated": "2026-08-10T17:18:48.085Z"}, "containers": {"cna": {"affected": [{"defaultStatus": "unaffected", "product": "Apache IoTDB", "vendor": "Apache Software Foundation", "versions": [{"lessThan": "1.3.8", "status": "affected", "version": "0", "versionType": "semver"}, {"lessThan": "2.0.10", "status": "affected", "version": "2.0.0", "versionType": "semver"}]}], "descriptions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "<p>Improper validation of length fields in the Apache IoTDB RPC service may allow a remote unauthenticated attacker to cause a denial of service. By sending a crafted malformed Thrift frame, an attacker can cause IoTDB to allocate an excessive amount of memory and crash with an OutOfMemoryError.<br></p><p>This issue affects Apache IoTDB: before 1.3.8, from 2.0.0 before 2.0.9.</p><p>Users are recommended to upgrade to version 2.0.10, which fixes the issue.</p>"}], "value": "Improper validation of length fields in the Apache IoTDB RPC service may allow a remote unauthenticated attacker to cause a denial of service. By sending a crafted malformed Thrift frame, an attacker can cause IoTDB to allocate an excessive amount of memory and crash with an OutOfMemoryError.\n\n\nThis issue affects Apache IoTDB: before 1.3.8, from 2.0.0 before 2.0.9.\n\nUsers are recommended to upgrade to version 2.0.10, which fixes the issue."}], "metrics": [{"other": {"content": {"text": "important"}, "type": "Textual description of severity"}}], "problemTypes": [{"descriptions": [{"cweId": "CWE-789", "description": "CWE-789 Memory Allocation with Excessive Size Value", "lang": "en", "type": "CWE"}]}, {"descriptions": [{"cweId": "CWE-400", "description": "CWE-400 Uncontrolled Resource Consumption", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"orgId": "f0158376-9dc2-43b6-827c-5f631a4d8d09", "shortName": "apache", "dateUpdated": "2026-08-10T09:25:11.899Z"}, "references": [{"tags": ["vendor-advisory"], "url": "https://lists.apache.org/thread/tfsgd9whbq79lgjvdzj44hw0fhsofly8"}], "source": {"discovery": "INTERNAL"}, "title": "Apache IoTDB: RPC service denial of service via unchecked Thrift string length", "x_generator": {"engine": "Vulnogram 0.2.0"}}, "adp": [{"title": "CVE Program Container", "references": [{"url": "http://www.openwall.com/lists/oss-security/2026/08/10/1"}], "providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2026-08-10T17:18:48.085Z"}}]}}

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{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[0,1.3.8)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[2.0.0,2.0.10)"}}], "enrichment": {"confidence": 95.0, "confidence_source": "inferred", "scores": [{"score": 95.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "Apache IoTDB", "source": "cna", "vendor": "Apache Software Foundation"}, "product": "iotdb", "vendor": "apache"}], "created": "2026-08-10T11:30:16.134752+00:00", "updated": "2026-08-10T12:00:06.004755+00:00", "vendors": ["apache", "apache$PRODUCT$iotdb"]}