CVE-2020-13530

HIGH

OpENer 2.3 and development commit 8c73bf3 - Denial of Service via Ethernet/IP Server

Title source: llm

Description

A denial-of-service vulnerability exists in the Ethernet/IP server functionality of the EIP Stack Group OpENer 2.3 and development commit 8c73bf3. A large number of network requests in a small span of time can cause the running program to stop. An attacker can send a sequence of requests to trigger this vulnerability.

References (1)

Core 1

Core References

Exploit, Technical Description, Third Party Advisory x_refsource_confirm

https://talosintelligence.com/vulnerability_reports/TALOS-2020-1143

Scores

CVSS v3 7.5

EPSS 0.0206

EPSS Percentile 78.8%

Attack Vector NETWORK

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

Details

CWE

CWE-910 CWE-672

Status published

Products (1)

opener_project/opener 2.3

Published Dec 11, 2020

Tracked Since Feb 18, 2026