eProsima Fast DDS Network Amplification
CVE-2021-38425

7.5HIGH

Key Information:

Vendor

Eprosima

Status
Fast Dds
Vendor
CVE Published:
5 May 2022

What is CVE-2021-38425?

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.

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Affected Version(s)

Fast DDS < 2.4.0 (#2269)

References

https://www.cisa.gov/uscert/ics/advisories/icsa-21-315-02
x_refsource_CONFIRM
https://github.com/eProsima/Fast-DDS
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CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Federico Maggi (Trend Micro Research), Ta-Lun Yen, and Chizuru Toyama (TXOne Networks, Trend Micro) reported these vulnerabilities to CISA. In addition, Patrick Kuo, Mars Cheng (TXOne Networks, Trend Micro), VĂ­ctor Mayoral-Vilches (Alias Robotics), and Erik Boasson (ADLINK Technology) also contributed to this research.
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