Cyber Resilience

CVE-2021-38443

Medium

Published: 05 May 2022

Published
05 May 2022
Modified
21 November 2024
KEV Added
—
Patch
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CVSS Score v3.1 6.6 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:H
EPSS Score 0.0016 36.7th percentile
Risk Priority 13 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-38443 is a medium-severity Improper Handling of Syntactically Invalid Structure (CWE-228) vulnerability in Eclipse Cyclonedds. Its CVSS base score is 6.6 (Medium).

Operationally, ranked at the 36.7th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

Eclipse CycloneDDS versions prior to 0.8.0 improperly handle invalid structures, which may allow an attacker to write arbitrary values in the XML parser.

CWE(s)
CWE-228

Related Threats

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

Affected Assets

eclipse
cyclonedds
≤ 0.8.0

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References