Vulnerability Details CVE-2023-39945
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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.001
EPSS Ranking 21.1%
CVSS Severity
CVSS v3 Score 8.2
References
- 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://github.com/eProsima/Fast-DDS/security/advisories/GHSA-2rq6-8j7x-frr9
- https://www.debian.org/security/2023/dsa-5481
- 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://github.com/eProsima/Fast-DDS/security/advisories/GHSA-2rq6-8j7x-frr9
- https://www.debian.org/security/2023/dsa-5481
Products affected by CVE-2023-39945
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cpe:2.3:a:eprosima:fast_dds:2.10.0
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cpe:2.3:a:eprosima:fast_dds:2.10.1
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cpe:2.3:a:eprosima:fast_dds:2.6.0
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cpe:2.3:a:eprosima:fast_dds:2.6.1
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cpe:2.3:a:eprosima:fast_dds:2.6.2
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cpe:2.3:a:eprosima:fast_dds:2.6.3
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cpe:2.3:a:eprosima:fast_dds:2.6.4
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cpe:2.3:a:eprosima:fast_dds:2.9.0
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cpe:2.3:a:eprosima:fast_dds:2.9.1
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cpe:2.3:o:debian:debian_linux:11.0
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cpe:2.3:o:debian:debian_linux:12.0