{"id":"CVE-2026-44630","state":"PUBLISHED","title":"Apache IoTDB: RPC service denial of service via unchecked Thrift string length","description":"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.","publishedAt":"2026-08-10T09:25:11.899Z","updatedAt":"2026-08-12T15:54:05.223Z","severity":{"score":7.5,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","source":"CISA-ADP"},"assigner":"apache","products":["Apache Software Foundation Apache IoTDB"],"affected":[{"vendor":"Apache Software Foundation","product":"Apache IoTDB","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"1.3.8","versionType":"semver"},{"version":"2.0.0","status":"affected","lessThan":"2.0.10","versionType":"semver"}]}],"references":["https://lists.apache.org/thread/tfsgd9whbq79lgjvdzj44hw0fhsofly8","http://www.openwall.com/lists/oss-security/2026/08/10/1"],"weaknesses":["CWE-789","CWE-400"],"ingestedAt":"2026-10-29T20:11:57.932Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/44xxx/CVE-2026-44630.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-44630","state":"PUBLISHED","datePublished":"2026-08-10T09:25:11.899Z","dateUpdated":"2026-08-12T15:54:05.223Z","assignerShortName":"apache","assignerOrgId":"f0158376-9dc2-43b6-827c-5f631a4d8d09","dateReserved":"2026-05-07T10:12:11.328Z"},"containers":{"cna":{"title":"Apache IoTDB: RPC service denial of service via unchecked Thrift string length","descriptions":[{"lang":"en","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."}],"affected":[{"vendor":"Apache Software Foundation","product":"Apache IoTDB","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"1.3.8","versionType":"semver"},{"version":"2.0.0","status":"affected","lessThan":"2.0.10","versionType":"semver"}]}],"references":[{"url":"https://lists.apache.org/thread/tfsgd9whbq79lgjvdzj44hw0fhsofly8","tags":["vendor-advisory"]}],"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":{"shortName":"apache","orgId":"f0158376-9dc2-43b6-827c-5f631a4d8d09","dateUpdated":"2026-08-10T09:25:11.899Z"},"source":{"discovery":"INTERNAL"},"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":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2026-08-10T17:18:48.085Z"}},{"title":"CISA ADP Vulnrichment","metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":7.5,"attackVector":"NETWORK","baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","integrityImpact":"NONE","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"HIGH","privilegesRequired":"NONE","confidentialityImpact":"NONE"}},{"other":{"type":"ssvc","content":{"timestamp":"2026-08-12T15:54:00.187073Z","id":"CVE-2026-44630","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-08-12T15:54:05.223Z"}}]}}}