SARA / Free Tools / CVE / CVE-2023-42459

CVE-2023-42459 — Fast DDS is a C++ implementation of the DDS (Data Distribution Service) standard

Fast DDS is a C++ implementation of the DDS (Data Distribution Service) standard of the OMG (Object Management Group). In affected versions specific DATA submessages can be sent to a discovery locator which may trigger a free error. This can remotely crash any Fast-DDS process. T

CVSS
8.6 HIGH
EPSS
29.00% (top 48.10%)
CWE
CWE-415, CWE-416, CWE-590
Published
2023-10-16T20:56:04.284Z
Last modified
2025-02-13T17:09:23.468Z
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H

01What is this vulnerability?

Fast DDS is a C++ implementation of the DDS (Data Distribution Service) standard of the OMG (Object Management Group). In affected versions specific DATA submessages can be sent to a discovery locator which may trigger a free error. This can remotely crash any Fast-DDS process. The call to free() could potentially leave the pointer in the attackers control which could lead to a double free. This…

02Affected products

VendorProductVersions
eProsimaFastDDS — >= 2.11.0, <= 2.11.1, >= 2.10.0, < 2.10.3, < 2.6.7

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Open the Sigma generator with a pre-filled prompt for this CVE to draft a starting detection in your stack of choice:

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07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

09References

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