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CVE-2023-39945

HIGH
Published 2023-08-11T13:21:53.298Z
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CVSS Score

V3.1
8.2
/10
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H
Base Score Metrics
Exploitability: N/A Impact: N/A

EPSS Score

v2025.03.14
0.001
probability
of exploitation in the wild

There is a 0.1% chance that this vulnerability will be exploited in the wild within the next 30 days.

Updated: 2025-06-25
Exploit Probability
Percentile: 0.261
Higher than 26.1% of all CVEs

Attack Vector Metrics

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED

Impact Metrics

Confidentiality
LOW
Integrity
NONE
Availability
HIGH

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.

Available Exploits

No exploits available for this CVE.

Related News

No news articles found for this CVE.

Affected Products

eProsima

Fast-DDS

Affected Versions:

< 2.6.5 >= 2.7.0, < 2.9.2 >= 2.10.0, < 2.10.2

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
Published: 2023-08-11T13:21:53.298Z
Last Modified: 2025-02-13T17:03:16.300Z
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