VULNERABILITY INTELLIGENCE

CVE-2021-38435

CVSS score6.6 MEDIUM

EPSS probability1.44%

CISA KEVNot currently listed

Published2022-05-05

Last modified2026-06-17

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

Description

RTI Connext DDS Professional and Connext DDS Secure Versions 4.2x to 6.1.0 not correctly calculate the size when allocating the buffer, which may result in a buffer overflow.

Weakness classification

ics-cert@hq.dhs.gov: CWE-131

Primary references

ics-cert@hq.dhs.gov — Permissions Required, Vendor Advisory
ics-cert@hq.dhs.gov — Third Party Advisory, US Government Resource
af854a3a-2127-422b-91ae-364da2661108 — Permissions Required, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108 — Third Party Advisory, US Government Resource