VDB-117969 · CVE-2018-8714 · BID 104157

Honeywell MatrikonOPC OPC Controller up to 5.0.x MSXML Library information disclosure

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
5.4	$0-$5k	0.00

Summaryinfo

A vulnerability was found in Honeywell MatrikonOPC OPC Controller up to 5.0.x. It has been classified as critical. Impacted is an unknown function of the component MSXML Library Handler. Performing a manipulation results in information disclosure. This vulnerability is cataloged as CVE-2018-8714. The attack must be initiated from a local position. There is no exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in Honeywell MatrikonOPC OPC Controller up to 5.0.x. It has been classified as critical. This affects an unknown code block of the component MSXML Library Handler. The manipulation with an unknown input leads to a information disclosure vulnerability. CWE is classifying the issue as CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

Honeywell MatrikonOPC OPC Controller before 5.1.0.0 allows local users to transfer arbitrary files from a host computer and consequently obtain sensitive information via vectors related to MSXML libraries.

The bug was discovered 05/10/2018. The weakness was shared 05/17/2018 (Website). The advisory is shared at opcsupport.com. This vulnerability is uniquely identified as CVE-2018-8714 since 03/14/2018. The exploitability is told to be easy. An attack has to be approached locally. No form of authentication is needed for exploitation. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1592 for this issue.

The vulnerability was handled as a non-public zero-day exploit for at least 7 days. During that time the estimated underground price was around $0-$5k.

Upgrading to version 5.1.0.0 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 104157†). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Vendor

Honeywell

Name

MatrikonOPC OPC Controller

Version

License

commercial

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.7
VulDB Meta Temp Score: 5.6

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.1
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Information disclosure
CWE: CWE-200 / CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: MatrikonOPC OPC Controller 5.1.0.0

Timelineinfo

03/14/2018 🔍
05/10/2018 +57 days 🔍
05/17/2018 +6 days 🔍
05/17/2018 +0 days 🔍
05/18/2018 +1 days 🔍
02/07/2020 +630 days 🔍

Sourcesinfo

Advisory: opcsupport.com
Status: Not defined
Confirmation: 🔍

CVE: CVE-2018-8714 (🔍)
GCVE (CVE): GCVE-0-2018-8714
GCVE (VulDB): GCVE-100-117969
SecurityFocus: 104157

Entryinfo

Created: 05/18/2018 08:50
Updated: 02/07/2020 10:26
Changes: 05/18/2018 08:50 (60), 02/07/2020 10:26 (2)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.