CVE-2021-38429: OCI OpenDDS Secure Network Amplification

Published May 5, 2022
·
Updated

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.

Affected Software

8 affected componentsFixes available
Objectcomputing Opendds<3.18.1
Eclipse, eProsima, GurumNetworks, Object Computing, Inc. (OCI), Real-Time Innovations (RTI), TwinOaks Computing Eclipse CycloneDDS<0.8.0
0.8.0
Eclipse, eProsima, GurumNetworks, Object Computing, Inc. (OCI), Real-Time Innovations (RTI), TwinOaks Computing eProsima Fast DDS (#2269)<2.4.0
2.4.0
Eclipse, eProsima, GurumNetworks, Object Computing, Inc. (OCI), Real-Time Innovations (RTI), TwinOaks Computing GurumNetworks GurumDDS
Eclipse, eProsima, GurumNetworks, Object Computing, Inc. (OCI), Real-Time Innovations (RTI), TwinOaks Computing Object Computing, Inc. (OCI) OpenDDS<3.18.1
3.18.1
Eclipse, eProsima, GurumNetworks, Object Computing, Inc. (OCI), Real-Time Innovations (RTI), TwinOaks Computing Real-Time Innovations (RTI) Connext DDS Professional and Connext DDS Secure: Versions 4.2x to 6.1.0
Eclipse, eProsima, GurumNetworks, Object Computing, Inc. (OCI), Real-Time Innovations (RTI), TwinOaks Computing RTI Connext DDS Micro>=3.0.0
Eclipse, eProsima, GurumNetworks, Object Computing, Inc. (OCI), Real-Time Innovations (RTI), TwinOaks Computing TwinOaks Computing CoreDX DDS<5.9.1
5.9.1

Remediation

Information

OCI recommends users update to version 3.18.1 of OpenDDS or later.

Event History

May 5, 2022
CVE Published
via MITRE·03:26 PM
Data Sourced
via MITRE·03:26 PM
RemedyDescriptionSeverityWeakness

Parent advisories

This vulnerability appears in the following advisories.

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Frequently Asked Questions

1

What is CVE-2021-38429?

CVE-2021-38429 is a vulnerability in OCI OpenDDS versions prior to 3.18.1 that allows an attacker to flood target devices with unwanted traffic, leading to a denial-of-service condition and information exposure.

2

How severe is CVE-2021-38429?

CVE-2021-38429 has a severity rating of 9.1 (critical).

3

Which software versions are affected by CVE-2021-38429?

OCI OpenDDS versions prior to 3.18.1 are affected by CVE-2021-38429.

4

How can an attacker exploit CVE-2021-38429?

An attacker can exploit CVE-2021-38429 by sending a specially crafted packet to flood target devices with unwanted traffic.

5

How can I mitigate CVE-2021-38429?

To mitigate CVE-2021-38429, it is recommended to update OCI OpenDDS to version 3.18.1 or later.

Contact

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