CVE-2023-37915

HIGHNVD 7.57.5—
EchelonGraph scoreMEDIUM confidence

This high-severity CVE scores 7.5 under NVD CVSS v3. EPSS exploit probability: 0.9%, top 44% of all CVEs by exploit prediction. GitHub Security Advisory data not yet ingested — confidence will rise once GHSA publishes (typical lag: hours to days for open-source ecosystem CVEs; never for infrastructure-only CVEs).

Triggered by: NVD CVSS baseline
Sources: epss, nvd
Elevated
7.5EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 1%CVSS: 7.5Exploit: Elevated riskExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

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.

CVSS v3
7.5
EG Score
7.5(medium)
EG Risk
65(Attend)
EG Risk 65/100SSVC: Attend

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity75% × 45%
Exploitation40% × 40%
Automatability100% × 15%
Action: Remediate soon — notable exploitation risk.
EPSS PROB
1%
EPSS %ILE
56%
KEV
Not listed

Published

July 21, 2023

Last Modified

November 21, 2024

References (4)

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 8× in last 7d / 45× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

Showing the most recent 100 of 133 total refreshes for this CVE.

  1. 2026-08-09 13:44 UTCEPSS rescore
  2. 2026-08-08 16:34 UTCEPSS rescore
  3. 2026-08-07 16:24 UTCEPSS rescore
  4. 2026-08-06 13:44 UTCEPSS rescore
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  10. 2026-08-02 07:15 UTCOSV refresh
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  20. 2026-07-25 14:16 UTCEPSS rescore
  21. 2026-07-24 14:16 UTCEPSS rescore
  22. 2026-07-23 14:16 UTCEPSS rescore
  23. 2026-07-23 14:16 UTCEPSS rescore
  24. 2026-07-23 02:24 UTCEG score recompute
  25. 2026-07-22 23:11 UTCEG score recompute
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  1. 2026-07-22 14:06 UTCEPSS rescore
  2. 2026-07-21 15:23 UTCEPSS rescore
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  4. 2026-07-20 17:06 UTCEPSS rescore
  5. 2026-07-19 14:29 UTCEPSS rescore
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  7. 2026-07-19 02:27 UTCEPSS rescore
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  9. 2026-07-18 10:03 UTCEPSS rescore
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  11. 2026-07-16 17:01 UTCEPSS rescore
  12. 2026-07-15 16:56 UTCEPSS rescore
  13. 2026-07-15 16:56 UTCEPSS rescore
  14. 2026-07-15 14:49 UTCOSV refresh
  15. 2026-07-15 01:58 UTCEPSS rescore
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  17. 2026-07-13 22:28 UTCEPSS rescore
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  21. 2026-07-12 05:45 UTCEPSS rescore
  22. 2026-07-11 08:26 UTCEPSS rescore
  23. 2026-07-11 08:25 UTCEPSS rescore
  24. 2026-07-09 19:08 UTCEPSS rescore
  25. 2026-07-09 19:08 UTCEPSS rescore
  26. 2026-07-08 15:13 UTCEPSS rescore
  27. 2026-07-07 13:44 UTCEPSS rescore
  28. 2026-07-06 16:26 UTCEPSS rescore
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  30. 2026-07-06 02:21 UTCEPSS rescore
  31. 2026-07-05 02:29 UTCEPSS rescore
  32. 2026-07-04 06:29 UTCEPSS rescore
  33. 2026-07-02 16:59 UTCEPSS rescore
  34. 2026-07-01 15:04 UTCEPSS rescore
  35. 2026-06-30 23:21 UTCEPSS rescore
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  37. 2026-06-28 14:06 UTCEPSS rescore
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  39. 2026-06-28 04:55 UTCEPSS rescore
  40. 2026-06-28 04:55 UTCEPSS rescore
  41. 2026-06-27 15:04 UTCOSV refresh
  42. 2026-06-27 03:07 UTCEPSS rescore
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  44. 2026-06-25 13:48 UTCEPSS rescore
  45. 2026-06-25 13:48 UTCEPSS rescore
  46. 2026-06-24 14:04 UTCEPSS rescore
  47. 2026-06-24 14:03 UTCEPSS rescore
  48. 2026-06-23 21:31 UTCEPSS rescore
  49. 2026-06-23 21:31 UTCEPSS rescore
  50. 2026-06-22 14:24 UTCEPSS rescore
  51. 2026-06-22 14:24 UTCEPSS rescore
  52. 2026-06-21 14:55 UTCEPSS rescore
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  54. 2026-06-21 01:58 UTCEPSS rescore
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  56. 2026-06-19 19:24 UTCEPSS rescore
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  58. 2026-06-18 17:51 UTCEPSS rescore
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  64. 2026-06-15 17:47 UTCEPSS rescore
  65. 2026-06-14 23:16 UTCEPSS rescore
  66. 2026-06-13 22:59 UTCEPSS rescore
  67. 2026-06-13 22:59 UTCEPSS rescore
  68. 2026-06-12 23:10 UTCEPSS rescore
  69. 2026-06-12 23:10 UTCEPSS rescore
  70. 2026-06-11 13:59 UTCEPSS rescore
  71. 2026-06-11 13:59 UTCEPSS rescore
  72. 2026-06-10 22:17 UTCEPSS rescore
  73. 2026-06-10 13:21 UTCEPSS rescore
  74. 2026-06-10 01:47 UTCOSV refresh
  75. 2026-06-08 14:16 UTCEPSS rescore

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Frequently asked(5)

What is CVE-2023-37915?
CVE-2023-37915 is a high vulnerability published on July 21, 2023. OpenDDS is an open source C++ implementation of the Object Management Group (OMG) Data Distribution Service (DDS). OpenDDS crashes while parsing a malformed PIDPROPERTYLIST in a DATA submessage during participant discovery. Attackers can remotely crash OpenDDS processes by sending a DATA submessage…
When was CVE-2023-37915 disclosed?
CVE-2023-37915 was first published in the National Vulnerability Database on July 21, 2023, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2023-37915 actively exploited?
CVE-2023-37915 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 1% probability of exploitation in the next 30 days, which ranks it in the top 43.6% of all scored CVEs.
What is the CVSS score of CVE-2023-37915?
CVE-2023-37915 has a CVSS v3 base score of 7.5 (NVD).
How do I remediate CVE-2023-37915?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-37915, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

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