CVE-2021-38441

CriticalCVSS 9.8/10Last modified Jun 17, 2026

Description

Eclipse CycloneDDS versions prior to 0.8.0 are vulnerable to a write-what-where condition, which may allow an attacker to write arbitrary values in the XML parser.

Metrics

CVSS 3.1 9.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-123

Affected software

Vendor	Product	Versions
Eclipse	CycloneDDS	>= unspecified, < 0.8.0

References

https://projects.eclipse.org/projects/iot.cycloneddsProduct
https://www.cisa.gov/uscert/ics/advisories/icsa-21-315-02Third Party Advisory, US Government Resource
https://projects.eclipse.org/projects/iot.cycloneddsProduct
https://www.cisa.gov/uscert/ics/advisories/icsa-21-315-02Third Party Advisory, US Government Resource

Timeline

Published: May 5, 2022
Last modified: Jun 17, 2026
NVD status: Modified

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