CVE-2021-38429 MEDIUM

CVE-2021-38429: OCI OpenDDS Secure Network Amplification

Vendor Oci

Product OpenDDS

Weakness CWE-406

Published May 5, 2022

Last update April 16, 2025

View on NVD All CVEs

CVSS base score

6.6/10

Attack vector Local

Attack complexity Low

Privileges required Low

User interaction None

Confidentiality Low

Integrity Low

CVSS vector

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

What the vulnerability does

01Description

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.

Key dates

02Disclosure timeline

May 5, 2022 CVE published

April 16, 2025 Record updated

External resources

03References

NVD — National Vulnerability Database https://nvd.nist.gov/vuln/detail/CVE-2021-38429 CWE — Common Weakness Enumeration https://cwe.mitre.org/data/definitions/406.html

Related vulnerabilities

04Related CVE

CVE-2022-0028 PAN-OS: Reflected Amplification Denial-of-Service (DoS) Vulnerability in URL Filtering CVE-2021-38487 Potential Network Amplification and Information Exposure in RTI Connext Professional and Connext Micro CVE-2025-58066 DoS Vulnerability in ntpd-rs CVE-2014-125036 drybjed ansible-ntp main.yml amplification CVE-2021-43547 TwinOaks Computing CoreDX DDS Secure Network Amplification