Vulnerability Database

309,469

Total vulnerabilities in the database

CVE-2021-38487

RTI Connext Professional versions 4.1 to 6.1.0, and Connext Micro versions 2.4 and later are vulnerable when an attacker sends a specially crafted packet to flood target devices with unwanted traffic. This may result in a denial-of-service condition and information exposure.

  • Published: May 5, 2022
  • Updated: Nov 16, 2025
  • CVE: CVE-2021-38487
  • Severity: High
  • Exploit:

CVSS v3:

  • Severity: High
  • Score: 8.2
  • AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H

CVSS v2:

  • Severity: Medium
  • Score: 6.4
  • AV:N/AC:L/Au:N/C:P/I:N/A:P

CWEs:

Software From Fixed in
rti / connext_dds_micro 2.4 2.4.x
rti / connext_professional 4.2 6.1.0
rti / connext_secure 4.2 6.1.0