What’s Vulnerable › Vulnerabilities

CVE-2018-12086

• Severity: high (CVSS 7.5 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 11.8% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2018-09-14 · updated 2026-06-17
• Weakness: CWE-787

Description

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

Affected products

• Debian Linux: 9.0
• Opcfoundation Unified Architecture-.Net-Legacy: through 1.03.342
• Opcfoundation Unified Architecture-Java: through 1.03.343
• Opcfoundation Unified Architecture .Net-Standard: through 1.03.352.12
• Opcfoundation Unified Architecture Ansic: through 1.03.340

References

• http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00027.html
• http://www.securityfocus.com/bid/105538
• http://www.securitytracker.com/id/1041909
• https://opcfoundation-onlineapplications.org/faq/SecurityBulletins/OPC_Foundation_Security_Bulletin_CVE-2018-12086.pdf
• https://www.debian.org/security/2018/dsa-4359
• http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00027.html
• http://www.securityfocus.com/bid/105538
• http://www.securitytracker.com/id/1041909
• https://opcfoundation-onlineapplications.org/faq/SecurityBulletins/OPC_Foundation_Security_Bulletin_CVE-2018-12086.pdf
• https://www.debian.org/security/2018/dsa-4359

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