CVE-2018-12086

HIGH

OPC UA <unknown> - Buffer Overflow

Title source: llm

Description

Buffer overflow in OPC UA applications allows remote attackers to trigger a stack overflow with carefully structured requests.

Exploits (1)

nomisec WORKING POC
by kevinherron · poc
https://github.com/kevinherron/stack-overflow-poc

References (5)

Scores

CVSS v3 7.5
EPSS 0.2573
EPSS Percentile 96.1%
Attack Vector NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Classification

CWE
CWE-787
Status published

Affected Products (6)

opcfoundation/unified_architecture-.net-legacy < 1.03.342
opcfoundation/unified_architecture-java < 1.03.343
opcfoundation/unified_architecture_.net-standard < 1.03.352.12
opcfoundation/unified_architecture_ansic < 1.03.340
debian/debian_linux
nuget/OPCFoundation.NetStandard.Opc.Ua < 1.4.353.15NuGet

Timeline

Published Sep 14, 2018
Tracked Since Feb 18, 2026