CVE-2018-12086 — HIGH (7.5)

Q: What is CVE-2018-12086?

CVE-2018-12086 is a vulnerability with a CVSS score of 7.5 (HIGH). Buffer overflow in OPC UA applications allows remote attackers to trigger a stack overflow with carefully structured requests.

Q: How severe is CVE-2018-12086?

CVE-2018-12086 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2018-12086?

Check the references section above for vendor advisories and patch information. Affected products include: Opcfoundation Unified Architecture-.Net-Legacy, Opcfoundation Unified Architecture-Java, Opcfoundation Unified Architecture .Net-Standard, Opcfoundation Unified Architecture Ansic, Debian Debian Linux.

Vulnerability Description

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

CVSS Score

7.5

HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Affected Products

Vendor	Product	Versions
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	9.0

Related Weaknesses (CWE)

CWE-787

References

http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00027.html
http://www.securityfocus.com/bid/105538Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1041909Third Party AdvisoryVDB Entry
https://opcfoundation-onlineapplications.org/faq/SecurityBulletins/OPC_FoundatioVendor Advisory
https://www.debian.org/security/2018/dsa-4359Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00027.html
http://www.securityfocus.com/bid/105538Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1041909Third Party AdvisoryVDB Entry
https://opcfoundation-onlineapplications.org/faq/SecurityBulletins/OPC_FoundatioVendor Advisory
https://www.debian.org/security/2018/dsa-4359Third Party Advisory

FAQ

What is CVE-2018-12086?

CVE-2018-12086 is a vulnerability with a CVSS score of 7.5 (HIGH). Buffer overflow in OPC UA applications allows remote attackers to trigger a stack overflow with carefully structured requests.

How severe is CVE-2018-12086?

CVE-2018-12086 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2018-12086?

Check the references section above for vendor advisories and patch information. Affected products include: Opcfoundation Unified Architecture-.Net-Legacy, Opcfoundation Unified Architecture-Java, Opcfoundation Unified Architecture .Net-Standard, Opcfoundation Unified Architecture Ansic, Debian Debian Linux.