Vulnerability Description
eprosima Fast DDS is a C++ implementation of the Data Distribution Service standard of the Object Management Group. Prior to versions 2.9.1 and 2.6.5, improper validation of sequence numbers may lead to remotely reachable assertion failure. This can remotely crash any Fast-DDS process. Versions 2.9.1 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://github.com/eProsima/Fast-DDS/blob/v2.9.0/src/cpp/rtps/messages/MessageReThird Party Advisory
- https://github.com/eProsima/Fast-DDS/issues/3236Third Party Advisory
- https://github.com/eProsima/Fast-DDS/security/advisories/GHSA-3jv9-j9x3-95cgThird Party Advisory
- https://www.debian.org/security/2023/dsa-5481Third Party Advisory
- https://github.com/eProsima/Fast-DDS/blob/v2.9.0/src/cpp/rtps/messages/MessageReThird Party Advisory
- https://github.com/eProsima/Fast-DDS/issues/3236Third Party Advisory
- https://github.com/eProsima/Fast-DDS/security/advisories/GHSA-3jv9-j9x3-95cgThird Party Advisory
- https://www.debian.org/security/2023/dsa-5481Third Party Advisory
FAQ
What is CVE-2023-39949?
CVE-2023-39949 is a vulnerability with a CVSS score of 7.5 (HIGH). eprosima Fast DDS is a C++ implementation of the Data Distribution Service standard of the Object Management Group. Prior to versions 2.9.1 and 2.6.5, improper validation of sequence numbers may lead ...
How severe is CVE-2023-39949?
CVE-2023-39949 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2023-39949?
Check the references section above for vendor advisories and patch information. Affected products include: Eprosima Fast Dds, Debian Debian Linux.