CVE-2021-38427: Rti Connext Professional

High severity, CVSS 7.8. EPSS: 0.6% chance of exploitation in the next 30 days.

RTI Connext DDS Professional and Connext DDS Secure Versions 4.2.x to 6.1.0 are vulnerable to a stack-based buffer overflow, which may allow a local attacker to execute arbitrary code.

Affected products

• Rti Connext Professional: from 4.2.0, up to and including 6.1.0
• Rti Connext Secure: from 4.2.0, up to and including 6.1.0

Published 2022-05-05. Last modified 2026-06-17.