{"id":"CVE-2023-39945","state":"PUBLISHED","title":"Malformed serialized data in a data submessage leads to unhandled exception","description":"eprosima Fast DDS is a C++ implementation of the Data Distribution Service standard of the Object Management Group. Prior to versions 2.11.0, 2.10.2, 2.9.2, and 2.6.5, a data submessage sent to PDP port raises unhandled `BadParamException` in fastcdr, which in turn crashes fastdds. Versions 2.11.0, 2.10.2, 2.9.2, and 2.6.5 contain a patch for this issue.","publishedAt":"2023-08-11T13:21:53.298Z","updatedAt":"2025-02-13T17:03:16.300Z","severity":{"score":8.2,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H","source":"GitHub_M"},"assigner":"GitHub_M","products":["eProsima Fast-DDS"],"affected":[{"vendor":"eProsima","product":"Fast-DDS","versions":[{"version":"< 2.6.5","status":"affected"},{"version":">= 2.7.0, < 2.9.2","status":"affected"},{"version":">= 2.10.0, < 2.10.2","status":"affected"}]}],"references":["https://github.com/eProsima/Fast-DDS/security/advisories/GHSA-2rq6-8j7x-frr9","https://bombshell.gtisc.gatech.edu/ddsfuzz/pcap/fastdds-exception-20230509-02.pcap","https://github.com/eProsima/Fast-CDR/blob/v1.0.26/src/cpp/Cdr.cpp#L72-L79","https://www.debian.org/security/2023/dsa-5481"],"weaknesses":["CWE-248"],"ingestedAt":"2026-10-29T20:06:08.715Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2023/39xxx/CVE-2023-39945.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2023-39945","state":"PUBLISHED","datePublished":"2023-08-11T13:21:53.298Z","dateUpdated":"2025-02-13T17:03:16.300Z","assignerShortName":"GitHub_M","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateReserved":"2023-08-07T16:27:27.074Z"},"containers":{"cna":{"title":"Malformed serialized data in a data submessage leads to unhandled exception","descriptions":[{"lang":"en","value":"eprosima Fast DDS is a C++ implementation of the Data Distribution Service standard of the Object Management Group. Prior to versions 2.11.0, 2.10.2, 2.9.2, and 2.6.5, a data submessage sent to PDP port raises unhandled `BadParamException` in fastcdr, which in turn crashes fastdds. Versions 2.11.0, 2.10.2, 2.9.2, and 2.6.5 contain a patch for this issue."}],"affected":[{"vendor":"eProsima","product":"Fast-DDS","versions":[{"version":"< 2.6.5","status":"affected"},{"version":">= 2.7.0, < 2.9.2","status":"affected"},{"version":">= 2.10.0, < 2.10.2","status":"affected"}]}],"references":[{"url":"https://github.com/eProsima/Fast-DDS/security/advisories/GHSA-2rq6-8j7x-frr9","name":"https://github.com/eProsima/Fast-DDS/security/advisories/GHSA-2rq6-8j7x-frr9","tags":["x_refsource_CONFIRM"]},{"url":"https://bombshell.gtisc.gatech.edu/ddsfuzz/pcap/fastdds-exception-20230509-02.pcap","name":"https://bombshell.gtisc.gatech.edu/ddsfuzz/pcap/fastdds-exception-20230509-02.pcap","tags":["x_refsource_MISC"]},{"url":"https://github.com/eProsima/Fast-CDR/blob/v1.0.26/src/cpp/Cdr.cpp#L72-L79","name":"https://github.com/eProsima/Fast-CDR/blob/v1.0.26/src/cpp/Cdr.cpp#L72-L79","tags":["x_refsource_MISC"]},{"url":"https://www.debian.org/security/2023/dsa-5481"}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":8.2,"baseSeverity":"HIGH","confidentialityImpact":"LOW","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H","version":"3.1"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-248","lang":"en","description":"CWE-248: Uncaught Exception","type":"CWE"}]}],"providerMetadata":{"shortName":"GitHub_M","orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateUpdated":"2023-08-21T03:06:12.473Z"},"source":{"advisory":"GHSA-2rq6-8j7x-frr9","discovery":"UNKNOWN"}},"adp":[{"title":"CVE Program Container","references":[{"url":"https://github.com/eProsima/Fast-DDS/security/advisories/GHSA-2rq6-8j7x-frr9","name":"https://github.com/eProsima/Fast-DDS/security/advisories/GHSA-2rq6-8j7x-frr9","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"https://bombshell.gtisc.gatech.edu/ddsfuzz/pcap/fastdds-exception-20230509-02.pcap","name":"https://bombshell.gtisc.gatech.edu/ddsfuzz/pcap/fastdds-exception-20230509-02.pcap","tags":["x_refsource_MISC","x_transferred"]},{"url":"https://github.com/eProsima/Fast-CDR/blob/v1.0.26/src/cpp/Cdr.cpp#L72-L79","name":"https://github.com/eProsima/Fast-CDR/blob/v1.0.26/src/cpp/Cdr.cpp#L72-L79","tags":["x_refsource_MISC","x_transferred"]},{"url":"https://www.debian.org/security/2023/dsa-5481","tags":["x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-02T18:18:10.083Z"}},{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2024-10-09T18:53:33.089778Z","id":"CVE-2023-39945","options":[{"Exploitation":"poc"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2024-10-09T18:53:52.537Z"}}]}}}