VDB-125041 · CVE-2018-14810 · GCVE-0-2018-14810

WECON Technology PI Studio HMI/PI Studio out-of-bounds write

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.
7.5	$0-$5k	0.00

Summaryinfo

A vulnerability was found in WECON Technology PI Studio HMI and PI Studio. It has been rated as critical. This issue affects some unknown processing. This manipulation causes out-of-bounds write. This vulnerability is handled as CVE-2018-14810. The attack can be initiated remotely. There is not any exploit available.

Detailsinfo

A vulnerability has been found in WECON Technology PI Studio HMI and PI Studio (SCADA Software) (version unknown) and classified as critical. Affected by this vulnerability is an unknown function. The manipulation with an unknown input leads to a out-of-bounds write vulnerability. The CWE definition for the vulnerability is CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

WECON Technology Co., Ltd. PI Studio HMI versions 4.1.9 and prior and PI Studio versions 4.2.34 and prior parse files and pass invalidated user data to an unsafe method call, which may allow code to be executed in the context of an administrator.

The bug was discovered 10/04/2018. The weakness was released 10/08/2018 (Website). The advisory is shared at ics-cert.us-cert.gov. This vulnerability is known as CVE-2018-14810 since 08/01/2018. The attack can be launched remotely. The exploitation doesn't need any form of authentication. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available.

The vulnerability was handled as a non-public zero-day exploit for at least 4 days. During that time the estimated underground price was around $0-$5k.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Entries connected to this vulnerability are available at VDB-125042 and VDB-125063. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

SCADA Software

Vendor

WECON Technology

Name

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.6
VulDB Meta Temp Score: 7.6

VulDB Base Score: 6.3
VulDB Temp Score: 6.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Out-of-bounds write
CWE: CWE-787 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

08/01/2018 🔍
10/04/2018 +64 days 🔍
10/08/2018 +3 days 🔍
10/08/2018 +0 days 🔍
10/09/2018 +1 days 🔍
03/31/2020 +539 days 🔍

Sourcesinfo

Advisory: ics-cert.us-cert.gov
Status: Not defined

CVE: CVE-2018-14810 (🔍)
GCVE (CVE): GCVE-0-2018-14810
GCVE (VulDB): GCVE-100-125041
See also: 🔍

Entryinfo

Created: 10/09/2018 08:25
Updated: 03/31/2020 16:05
Changes: 10/09/2018 08:25 (56), 03/31/2020 16:05 (1)
Complete: 🔍
Cache ID: 216::103

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