Vulnerability 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.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Eprosima | Fast Dds | >= 2.6.0, < 2.6.5 |
| Debian | Debian Linux | 11.0 |
Related Weaknesses (CWE)
References
- https://bombshell.gtisc.gatech.edu/ddsfuzz/pcap/fastdds-exception-20230509-02.pcThird Party Advisory
- https://github.com/eProsima/Fast-CDR/blob/v1.0.26/src/cpp/Cdr.cpp#L72-L79Third Party Advisory
- https://github.com/eProsima/Fast-DDS/security/advisories/GHSA-2rq6-8j7x-frr9Third Party Advisory
- https://www.debian.org/security/2023/dsa-5481Third Party Advisory
- https://bombshell.gtisc.gatech.edu/ddsfuzz/pcap/fastdds-exception-20230509-02.pcThird Party Advisory
- https://github.com/eProsima/Fast-CDR/blob/v1.0.26/src/cpp/Cdr.cpp#L72-L79Third Party Advisory
- https://github.com/eProsima/Fast-DDS/security/advisories/GHSA-2rq6-8j7x-frr9Third Party Advisory
- https://www.debian.org/security/2023/dsa-5481Third Party Advisory
FAQ
What is CVE-2023-39945?
CVE-2023-39945 is a vulnerability with a CVSS score of 8.2 (HIGH). 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 po...
How severe is CVE-2023-39945?
CVE-2023-39945 has been rated HIGH with a CVSS base score of 8.2/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2023-39945?
Check the references section above for vendor advisories and patch information. Affected products include: Eprosima Fast Dds, Debian Debian Linux.