CVE-2021-43547

HIGH 8.2CVE-2021-43547 · Published 05/05/2022 · updated 17/06/2026

In short

CVE-2021-43547 is a HIGH (CVSS 8.2) vulnerability affecting coredx dds (twinoakscomputing).
Chance of exploitation in the next 30 days (EPSS): 2.5%, higher than 85.0% of all vulnerabilities.
Fix: update to 5.9.1 or later.

Package	Affected versions	Patched versions
coredx dds twinoakscomputing	`< 5.9.1`	`5.9.1`

Description

TwinOaks Computing CoreDX DDS versions prior to 5.9.1 are susceptible to exploitation when an attacker sends a specially crafted packet to flood target devices with unwanted traffic. This may result in a denial-of-service condition and information exposure.

References

twinoakscomputing.com/coredx/download · Vendor Advisory
cisa.gov/uscert/ics/advisories/icsa-21-315-02 · Third Party Advisory

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