CVE-2021-38425

9.1 criticalEPSS 5.0%

Critical (9.1) in eprosima fast dds. EPSS 5.0% chance of exploitation in the next 30 days.

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.

Severity

CVSS 3.1

9.1 critical

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

EPSS: 5.0% chance of exploitation in the next 30 days; higher than 92% of CVEs (scores of 2026-10-31)
CWE: CWE-406
Published: 2022-05-05
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

eprosima:fast_dds

References

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

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