CVE-2026-75350 EIPStackGroup OpENer - Buffer Overflow

EIPStackGroup OpENer v2.3 / master commit 76b95cf contains a buffer overflow caused by improper handling in GetAttributeList() for EtherNet/IP Get_Attribute_List service, letting remote attackers cause denial of service, exploit requires crafted network request.

CVSS base score 7.5 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Not required
EPSS
0.48% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Buffer Overflow
Impact
Denial Of Service
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Published
9 October 2026
Updated
15 October 2026
Weakness
CWE-400

Vendor fix

Update to the latest version containing the fix.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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