Vulnerability Details CVE-2023-39949
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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.001
EPSS Ranking 21.1%
CVSS Severity
CVSS v3 Score 7.5
References
- https://github.com/eProsima/Fast-DDS/blob/v2.9.0/src/cpp/rtps/messages/MessageReceiver.cpp#L1059
- https://github.com/eProsima/Fast-DDS/issues/3236
- https://github.com/eProsima/Fast-DDS/security/advisories/GHSA-3jv9-j9x3-95cg
- https://www.debian.org/security/2023/dsa-5481
- https://github.com/eProsima/Fast-DDS/blob/v2.9.0/src/cpp/rtps/messages/MessageReceiver.cpp#L1059
- https://github.com/eProsima/Fast-DDS/issues/3236
- https://github.com/eProsima/Fast-DDS/security/advisories/GHSA-3jv9-j9x3-95cg
- https://www.debian.org/security/2023/dsa-5481
Products affected by CVE-2023-39949
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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:o:debian:debian_linux:11.0
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cpe:2.3:o:debian:debian_linux:12.0