In OpenDDS through 3.27, there is a segmentation fault for a DataWriter with a large…
Priority LOW 34CWE-770Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-770.
Summary
In OpenDDS through 3.27, there is a segmentation fault for a DataWriter with a large value of resource_limits.max_samples. NOTE: the vendor's position is that the product is not designed to handle a max_samples value that is too large for the amount of memory on the system.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00612 49th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:objectcomputing:opendds:*:*:*:*:*:*:*:* | up to 3.27 | Vulnerable | micronaut-projects |
- cpe:2.3:a:objectcomputing:opendds:*:*:*:*:*:*:*:* Versions up to 3.27 Vulnerable ·micronaut-projects
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2023-52427
- 2026-10-03 Alias added: GHSA-h7x2-hfmv-h4xf
References
More micronaut-projects Opendds vulnerabilities
- TI-2025-41133 An integer overflow in the RTPS protocol implementation of OpenDDS DDS before v3.33.0… CVSS 3.1HIGH 7.5
- TI-2023-19348 Malformed PID_PROPERTY_LIST parameter in DATA submessage remotely crashes OpenDDS CVSS 3.1HIGH 7.5
- TI-2024-20388 An issue was discovered in OpenDDS commit b1c534032bb62ad4ae32609778de6b8d6c823a66… CVSS 3.1MEDIUM 4.3
- TI-2021-16047 OCI OpenDDS Secure Amplification CVSS 3.1HIGH 8.6
- TI-2021-16046 OCI OpenDDS Secure Improper Handling of Length Parameter Inconsistency CVSS 3.1CRITICAL 9.8
- TI-2021-16032 OCI OpenDDS Secure Network Amplification CVSS 3.1CRITICAL 9.1
Sources
- CVE-2023-52427 · CVE Program
- CVE-2023-52427 · NVD
- FIRST EPSS
- GHSA-h7x2-hfmv-h4xf · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences