CVE-2021-38439 - CVE House
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Status published High CVE-2021-38439

GurumDDS Heap-based Buffer Overflow

Vulnerability Description

All versions of GurumDDS are vulnerable to heap-based buffer overflow, which may cause a denial-of-service condition or remotely execute arbitrary code.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • Federico Maggi (Trend Micro Research), Ta-Lun Yen, and Chizuru Toyama (TXOne Networks, Trend Micro) reported these vulnerabilities to CISA. In addition, Patrick Kuo, Mars Cheng (TXOne Networks, Trend Micro), Víctor Mayoral-Vilches (Alias Robotics), and Erik Boasson (ADLINK Technology) also contributed to this research.

Affected Vendor

GurumNetworks

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Affected Software

GurumDDS
Vulnerable Versions:
all versions

Timeline

Official Publish: May 5th, 2022
Last Modified: April 16th, 2025
Added to House: July 21st, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H

Weaknesses (CWE)