# CVE-2020-13530

## Summary

- **CVE ID:** CVE-2020-13530
- **Severity:** HIGH
- **CVSS Score:** 7.5 (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
- **CWE:** CWE-910
- **Published:** Dec 11, 2020
- **Last Modified:** Mar 14, 2026

## 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.

## Affected Products

- n/a — EIP Stack Group (EIP Stack Group OpENer 2.3)
- n/a — EIP Stack Group (EIP Stack Group OpENer development commit 8c73bf3)

## References

- [CNA](https://talosintelligence.com/vulnerability_reports/TALOS-2020-1143)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.41%
- **EPSS Percentile:** 61.0

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-10._