CVE-2021-38429

CRITICAL
Published May 5, 20224y ago · Modified Jun 17, 20262w ago
9.1 CVSS 3.1
Critical
Find Similar
Published May 5, 2022 4y ago
Last Modified Jun 17, 2026 2w ago

Description

OCI OpenDDS versions prior to 3.18.1 are vulnerable when an attacker sends a specially crafted packet to flood target devices with unwanted traffic, which may result in a denial-of-service condition and information exposure.

CVSS Details

Base Score
9.1
Exploitability
3.9
Impact
5.2
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality High
Integrity None
Availability High

Threat Intelligence

No active exploitation signals — not in CISA KEV and no EPSS score yet.

Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-406

Affected Products 1

VendorProductVersionRange
objectcomputingopendds* <3.18.1

References 2

  • opendds.org https://opendds.org/
    Product
  • cisa.gov https://www.cisa.gov/uscert/ics/advisories/icsa-21-315-02
    Third Party AdvisoryUS Government Resource

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.