CVE-2021-38425

eProsima Fast DDS Network Amplification

Description

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.

Remediation

Solution:

  • eProsima recommends users apply the latest Fast DDS patches. https://github.com/eProsima/Fast-DDS

Category

7.5
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.05%
Third-Party Advisory github.com Third-Party Advisory cisa.gov
Affected: eProsima Fast DDS
Published at:
Updated at:

References

Link Tags
https://www.cisa.gov/uscert/ics/advisories/icsa-21-315-02 third party advisory us government resource
https://github.com/eProsima/Fast-DDS product third party advisory

Frequently Asked Questions

What is the severity of CVE-2021-38425?
CVE-2021-38425 has been scored as a high severity vulnerability.
How to fix CVE-2021-38425?
To fix CVE-2021-38425: eProsima recommends users apply the latest Fast DDS patches. https://github.com/eProsima/Fast-DDS
Is CVE-2021-38425 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2021-38425 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-38425?
CVE-2021-38425 affects eProsima Fast DDS.
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