CVE-2020-25159

CriticalCVSS 9.8/10Last modified Jun 17, 2026

Description

499ES EtherNet/IP (ENIP) Adaptor Source Code is vulnerable to a stack-based buffer overflow, which may allow an attacker to send a specially crafted packet that may result in a denial-of-service condition or code execution.

Metrics

CVSS 3.1 9.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-121 CWE-787

Affected software

Vendor	Product	Versions
Real Time Automation	499ES EtherNet/IP (ENIP) Adaptor Source Code	>= unspecified, < 2.28

References

https://us-cert.cisa.gov/ics/advisories/icsa-20-324-03Third Party Advisory, US Government Resource
https://us-cert.cisa.gov/ics/advisories/icsa-20-324-03Third Party Advisory, US Government Resource

Timeline

Published: Nov 24, 2020
Last modified: Jun 17, 2026
NVD status: Modified

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