CVE-2023-23932: Specially crafted RTPS message may cause an OpenDDS application to crash

Severity: high (CVSS 7.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.7% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2023-02-03 · updated 2026-06-17
Weakness: CWE-248

Description

OpenDDS is an open source C++ implementation of the Object Management Group (OMG) Data Distribution Service (DDS). OpenDDS applications that are exposed to untrusted RTPS network traffic may crash when parsing badly-formed input. This issue has been patched in version 3.23.1.

Affected products

OpenDDS: before 3.23.1 — fixed in 3.23.1

How to fix

Upgrade to a fixed version: OpenDDS 3.23.1. Check the vendor advisory for mitigations.

References

https://github.com/OpenDDS/OpenDDS/releases/tag/DDS-3.23.1
https://github.com/OpenDDS/OpenDDS/security/advisories/GHSA-8wvq-25f5-f8h4
https://github.com/OpenDDS/OpenDDS/releases/tag/DDS-3.23.1
https://github.com/OpenDDS/OpenDDS/security/advisories/GHSA-8wvq-25f5-f8h4

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