CVE-2020-25159

CRITICAL

499ES EtherNet/IP Adaptor Firmware < 2.28 - Stack-based Buffer Overflow via Specially Crafted Packet

Title source: llm
STIX 2.1

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.

References (1)

Core 1
Core References
Third Party Advisory, US Government Resource x_refsource_misc
https://us-cert.cisa.gov/ics/advisories/icsa-20-324-03

Scores

CVSS v3 9.8
EPSS 0.0290
EPSS Percentile 85.2%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-121 CWE-787
Status published
Products (1)
rtautomation/499es_ethernet\/ip_adaptor_firmware < 2.28
Published Nov 24, 2020
Tracked Since Feb 18, 2026