Vulnerability DatabaseCVE-2021-38425
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CVE-2021-38425
Published:May 05, 2022
Updated:June 26, 2026
eProsima Fast DDS versions prior to 2.4.0 (#2269) are susceptible to exploitation when an attacker sends a specially crafted packet to flood a target device with unwanted traffic, which may result in a denial-of-service condition and information exposure.
Related Resources (4)
https://github.com/eProsima/Fast-DDS
https://security-tracker.debian.org/tracker/CVE-2021-38425
https://www.cisa.gov/uscert/ics/advisories/icsa-21-315-02
https://people.canonical.com/~ubuntu-security/cve/CVE-2021-38425
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CVSS v4
Base Score:
8.7
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
NONE
Vulnerable System Confidentiality
NONE
Vulnerable System Integrity
NONE
Vulnerable System Availability
HIGH
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
7.5
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Weakness Type (CWE)
Insufficient Control of Network Message Volume (Network Amplification)
CWE-406
EPSS
Base Score:
4.91