What is CVE-2023-37915?

CVE-2023-37915 is a high-severity vulnerability in Objectcomputing Opendds, classified under Improper Input Validation. CVSS score: 7.5/10. Published 2023-07-21.

How severe is CVE-2023-37915?

High severity. CVSS v3 base score is 7.5 out of 10.

Improper input validation in Objectcomputing Opendds

CVE-2023-37915

OpenDDS is an open source C++ implementation of the Object Management Group (OMG) Data Distribution Service (DDS). OpenDDS crashes while parsing a malformed `PID_PROPERTY_LIST` in a DATA submessage during participant discovery. Attackers can remotely crash OpenDDS processes by sending a DATA submessage containing the malformed parameter to the known multicast port. This issue has been addressed in version 3.25. Users are advised to upgrade. There are no known workarounds for this vulnerability.

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

Published 2023-07-21 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.009 (58.2th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 58th percentile — 58.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · change: 0.000

Affected products

Objectcomputing Opendds — versions 3.23.1
Opendds — versions < 3.25

Weakness classification (CWE)

CWE-20 — Improper Input Validation

References

github.com/OpenDDS/OpenDDS/security/advisories/GHSA-v5pp-7prc-5xq9 (Exploit, Vendor Advisory)
github.com/OpenDDS/OpenDDS/releases/tag/DDS-3.25 (Release Notes)

Frequently asked questions

What is CVE-2023-37915?: CVE-2023-37915 is a high-severity vulnerability in Objectcomputing Opendds, classified under Improper Input Validation. CVSS score: 7.5/10. Published 2023-07-21.
How severe is CVE-2023-37915?: High severity. CVSS v3 base score is 7.5 out of 10.