CVE-2021-38447

7.5 highEPSS 2.1%

High (7.5) in objectcomputing opendds. EPSS 2.1% chance of exploitation in the next 30 days.

OCI OpenDDS versions prior to 3.18.1 are vulnerable when an attacker sends a specially crafted packet to flood target devices with unwanted traffic, which may result in a denial-of-service condition.

Severity

CVSS 3.1

7.5 high

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

EPSS: 2.1% chance of exploitation in the next 30 days; higher than 82% of CVEs (scores of 2026-10-31)
CWE: CWE-405
Published: 2022-05-05
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

objectcomputing:opendds

References

https://opendds.org/
https://www.cisa.gov/uscert/ics/advisories/icsa-21-315-02
https://opendds.org/
https://www.cisa.gov/uscert/ics/advisories/icsa-21-315-02

Check your stack JSON