CVE-2021-38447: OCI OpenDDS Secure Amplification
First published: Thu May 05 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.
Credit: ics-cert@hq.dhs.gov
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Objectcomputing Opendds | <3.18.1 | |
| <0.8.0 | 0.8.0 | |
| <2.4.0 | 2.4.0 | |
| <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 |
Remedy
OCI recommends users update to version 3.18.1 of OpenDDS or later.
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Reference Links
Frequently Asked Questions
What is CVE-2021-38447?
CVE-2021-38447 is a vulnerability in OCI OpenDDS versions prior to 3.18.1 that allows an attacker to flood target devices with specially crafted packets, potentially causing a denial-of-service condition.
How does CVE-2021-38447 impact the affected software?
CVE-2021-38447 allows an attacker to send specially crafted packets to flood target devices, potentially resulting in a denial-of-service condition.
What is the severity of CVE-2021-38447?
CVE-2021-38447 has a severity rating of high, with a score of 7.5.
How can I fix CVE-2021-38447 vulnerability?
To fix the CVE-2021-38447 vulnerability, it is recommended to upgrade to OCI OpenDDS version 3.18.1 or later.
Where can I find more information about CVE-2021-38447?
More information about CVE-2021-38447 can be found at the official OpenDDS website (https://opendds.org/) and the CISA website (https://www.cisa.gov/uscert/ics/advisories/icsa-21-315-02).
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- collector/mitre-cve
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- agent/last-modified-date
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- collector/ics-cert-advisory
- source/ICS
- agent/software-canonical-lookup
- vendor/objectcomputing
- canonical/objectcomputing opendds
- vendor/eclipse, eprosima, gurumnetworks, object computing, inc. (oci), real-time innovations (rti), twinoaks computing
- canonical/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
- canonical/eclipse, eprosima, gurumnetworks, object computing, inc. (oci), real-time innovations (rti), twinoaks computing rti connext dds micro
- version/eclipse, eprosima, gurumnetworks, object computing, inc. (oci), real-time innovations (rti), twinoaks computing rti connext dds micro/3.0.0
- canonical/eclipse, eprosima, gurumnetworks, object computing, inc. (oci), real-time innovations (rti), twinoaks computing twinoaks computing coredx dds