CVE-2021-38425 - Vulnerability Details - OpenCVE

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.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction None

No CVSS v3.0

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact Partial

Integrity Impact None

Availability Impact Partial

This CVE is not in the KEV list.

The EPSS score is 0.00066.

Exploitation none

Automatable yes

Technical Impact partial

Vendors	Products
Eprosima Subscribe	Fast Dds Subscribe

Configuration 1 [-]

cpe:2.3:a:eprosima:fast_dds:*:*:*:*:*:*:*:*

No data.

No data.

Advisories

Source	ID	Title
EUVD	EUVD-2021-24877	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.
Ubuntu USN	USN-6306-1	Fast DDS vulnerabilities

Fixes

Solution

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

Workaround

No workaround given by the vendor.

References

Link	Providers
https://github.com/eProsima/Fast-DDS
https://www.cisa.gov/uscert/ics/advisories/icsa-21-315-02

History

Wed, 16 Apr 2025 17:15:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

Projects

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MITRE

Status: PUBLISHED

Assigner: icscert

Published: 2022-05-05T15:24:24.000Z

Updated: 2025-04-16T16:23:11.495Z

Reserved: 2021-08-10T00:00:00.000Z

Link: CVE-2021-38425

Vulnrichment

Updated: 2024-08-04T01:44:22.241Z

NVD

Status : Modified

Published: 2022-05-05T17:15:09.060

Modified: 2024-11-21T06:17:04.090

Link: CVE-2021-38425

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

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