National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2018-12086 Detail

Current Description

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

Source:  MITRE
View Analysis Description

Impact

CVSS v3.0 Severity and Metrics:

Base Score: 7.5 HIGH
Vector: AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H (V3 legend)
Impact Score: 3.6
Exploitability Score: 3.9


Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): None
Integrity (I): None
Availability (A): High

CVSS v2.0 Severity and Metrics:

Base Score: 5.0 MEDIUM
Vector: (AV:N/AC:L/Au:N/C:N/I:N/A:P) (V2 legend)
Impact Subscore: 2.9
Exploitability Subscore: 10.0


Access Vector (AV): Network
Access Complexity (AC): Insufficient_Info
Authentication (AU): None
Confidentiality (C): None
Integrity (I): None
Availability (A): Partial
Additional Information:
Allows disruption of service

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://www.securityfocus.com/bid/105538 Third Party Advisory VDB Entry
http://www.securitytracker.com/id/1041909 Third Party Advisory VDB Entry
https://opcfoundation-onlineapplications.org/faq/SecurityBulletins/OPC_Foundation_Security_Bulletin_CVE-2018-12086.pdf Vendor Advisory
https://www.debian.org/security/2018/dsa-4359 Third Party Advisory

Technical Details

Vulnerability Type (View All)

  • Improper Restriction of Operations within the Bounds of a Memory Buffer (CWE-119)

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:a:opcfoundation:unified_architecture-.net-legacy:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
Up to (including)
1.03.342
 cpe:2.3:a:opcfoundation:unified_architecture-java:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
Up to (including)
1.03.343

Configuration 2 ( hide )
 cpe:2.3:a:opcfoundation:unified_architecture_.net-standard:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
Up to (including)
1.03.352.12
 cpe:2.3:a:opcfoundation:unified_architecture_ansic:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
Up to (including)
1.03.340

Configuration 3 ( hide )
 cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
     Show Matching CPE(s)


Change History

4 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2018-12086
NVD Published Date:
09/14/2018
NVD Last Modified:
01/17/2019