Cyber Resilience

CVE-2021-43547

High

Published: 05 May 2022

Published
05 May 2022
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS Score 0.0009 25.9th percentile
Risk Priority 15 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-43547 is a high-severity Network Amplification (CWE-406) vulnerability in Twinoakscomputing Coredx Dds. Its CVSS base score is 7.5 (High).

Operationally, ranked at the 25.9th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

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.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

twinoakscomputing
coredx dds
≤ 5.9.1

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-406

Limits attacker success in sustaining network amplification DoS against the primary by providing a ready alternate processing capability.

addresses: CWE-406

Provides continuity when primary telecom is disrupted by insufficient control of network message volume or amplification.

addresses: CWE-406

Network-volume amplification against one channel can be bypassed via the pre-established alternate path.

addresses: CWE-406

Implements network message volume controls to block amplification DoS vectors.

References