CVE-2021-38443 MEDIUM

CVE-2021-38443: Eclipse CycloneDDS Improper Handling of Syntactically Invalid Structure

Vendor Eclipse

Product CycloneDDS

Weakness CWE-228

Published May 5, 2022

Last update April 16, 2025

View on NVD All CVEs

CVSS base score

6.6/10

Attack vector Local

Attack complexity Low

Privileges required Low

User interaction None

Confidentiality Low

Integrity Low

CVSS vector

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

What the vulnerability does

01Description

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.

Key dates

02Disclosure timeline

May 5, 2022 CVE published

April 16, 2025 Record updated

External resources

03References

NVD — National Vulnerability Database https://nvd.nist.gov/vuln/detail/CVE-2021-38443 CWE — Common Weakness Enumeration https://cwe.mitre.org/data/definitions/228.html