← Vulnerability feed

Vulnerability record · CVE-2021-38429 · published 5 May 2022

CVE-2021-38429: Objectcomputing opendds vulnerability

Objectcomputing · Opendds

OCI OpenDDS versions prior to 3.18.1 are vulnerable when an attacker sends a specially crafted packet to flood target devices with unwanted traffic, which may result in a denial-of-service condition and information exposure.

9.1 CVSS 3.1 Critical EPSS 1.5% · top 27.3% CWE-406 · CWE-406
9.1CVSS 3.1 base score, v2 6.4
1.5%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
4References
17 Jun 2026Last modified by NVD

Description

OCI OpenDDS versions prior to 3.18.1 are vulnerable when an attacker sends a specially crafted packet to flood target devices with unwanted traffic, which may result in a denial-of-service condition and information exposure.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://opendds.org/ Product
https://www.cisa.gov/uscert/ics/advisories/icsa-21-315-02 Third Party AdvisoryUS Government Resource
https://opendds.org/ Product
https://www.cisa.gov/uscert/ics/advisories/icsa-21-315-02 Third Party AdvisoryUS Government Resource

Track CVE-2021-38429 inside VULONE

Watch it alongside the ransomware crews, C2 infrastructure and forum chatter that reference it, query it through the API and pull it into your SIEM over TAXII.

Start free Open in platform

Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.8CVE-2021-38445Objectcomputing opendds vulnerabilityOCI OpenDDS versions prior to 3.18.1 do not handle a length parameter consistent with the actual length of the associated data, which may allow an at…EPSS 2.7%7.5CVE-2025-67111Objectcomputing opendds integer overflow vulnerabilityAn integer overflow in the RTPS protocol implementation of OpenDDS DDS before v3.33.0 allows attackers to cause a Denial of Service (DoS) via a craft…EPSS 0.35%7.5CVE-2023-52427Objectcomputing opendds allocation without limits vulnerabilityIn 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 positio…EPSS 0.61%7.5CVE-2023-37915Objectcomputing opendds improper input validation vulnerabilityOpenDDS is an open source C++ implementation of the Object Management Group (OMG) Data Distribution Service (DDS). OpenDDS crashes while parsing a ma…EPSS 0.90%7.5CVE-2023-23932Objectcomputing opendds vulnerabilityOpenDDS is an open source C++ implementation of the Object Management Group (OMG) Data Distribution Service (DDS). OpenDDS applications that are expo…EPSS 0.74%7.5CVE-2021-38447Objectcomputing opendds vulnerabilityOCI OpenDDS versions prior to 3.18.1 are vulnerable when an attacker sends a specially crafted packet to flood target devices with unwanted traffic, …EPSS 2.1%4.3CVE-2024-30915Objectcomputing opendds uncontrolled resource consumption vulnerabilityAn issue was discovered in OpenDDS commit b1c534032bb62ad4ae32609778de6b8d6c823a66, allows a local attacker to cause a denial of service and obtain s…EPSS 0.48%8.6CVE-2022-0028PAN-OS URL filtering misconfiguration enables reflected TCP DoSA PAN-OS URL filtering policy misconfiguration allows a network-based attacker to use PA-Series, VM-Series and CN-Series firewalls to conduct reflect…KEVEPSS 2.4%analysed

Source: NIST National Vulnerability Database (record CVE-2021-38429), CISA KEV, FIRST EPSS (scores of 2026-09-29). This page is refreshed as NVD updates the record.