PT-2026-53750

CVE-2026-51221

Published

2026-06-29

Updated

2026-06-30

Description by

CVSS 3.1

7.5

High

MetricsAV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions EIPStackGroup OpENer commit 76b95c

Description A buffer overflow occurs in the Get Attribute List() function when processing a specially crafted Common Packet Format (CPF) packet, which is a standardized data structure used for communication. This flaw allows an attacker to trigger a Denial of Service (DoS), causing the system to become unavailable.

Recommendations As a temporary workaround, restrict the processing of Common Packet Format (CPF) packets until a patch is available for commit 76b95c.

Exploitability

Exploit

Fix

Impacts

Researchers

Gff-Cw

Vendors

Affected products

Weakness enumeration

CWE-284: Improper Access Control

Related identifiers

CVE-2026-51221