TI-2021-19437 Aliases CVE-2021-43547 GHSA-c6m8-cmm6-5qvg

TwinOaks Computing CoreDX DDS Secure Network Amplification

MEDIUM 46CWE-406Published 2022-05-05 · Updated 2025-04-16

Key facts

Attack vector: Network
Privileges required: None
User interaction: None
Attack complexity: Low
Impact type: —
Confidentiality · integrity · availability: Low · None · High
Fix status: Fixed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA.

Summary

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.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV

EPSS 0.02526 84th percentileScored 2026-11-07

Fix Fixed CoreDX DDS (TwinOaks Computing): 5.9.1

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: None
Automatable: Yes
Technical impact: Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
TwinOaks Computing	CoreDX DDS	before 5.9.1	5.9.1	Patch available	CNA

CoreDX DDS VendorTwinOaks Computing Affected before 5.9.1 Fixed in 5.9.1 Patch available CNA

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:twinoakscomputing:coredx_dds::::::::	before 5.9.1	Vulnerable	TwinOaks Computing

cpe:2.3:a:twinoakscomputing:coredx_dds:*:*:*:*:*:*:*:* Versions before 5.9.1 Vulnerable ·TwinOaks Computing

Remediation

Fix · CNA CoreDX DDS (TwinOaks Computing) Fixed in 5.9.1

Timeline

2026-10-02 Threatist record created from CVE-2021-43547
2026-10-03 Alias added: GHSA-c6m8-cmm6-5qvg

References

Advisory 2

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences