VDB-230236 · CVE-2023-2866 · icsa-23-150-01

Advantech WebAccess/SCADA 8.4.5 ZIP File type distinction

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.
7.4	$0-$5k	0.00

Summaryinfo

A vulnerability was found in Advantech WebAccess and SCADA 8.4.5. It has been declared as critical. The affected element is an unknown function of the component ZIP File Handler. Executing a manipulation can lead to type distinction. This vulnerability is handled as CVE-2023-2866. It is possible to launch the attack on the local host. There is not any exploit available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in Advantech WebAccess and SCADA 8.4.5 (SCADA Software). It has been declared as critical. This vulnerability affects some unknown processing of the component ZIP File Handler. The manipulation with an unknown input leads to a type distinction vulnerability. The CWE definition for the vulnerability is CWE-351. The product does not properly distinguish between different types of elements in a way that leads to insecure behavior. As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was released 05/30/2023 as icsa-23-150-01. The advisory is shared for download at cisa.gov. This vulnerability was named CVE-2023-2866. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available.

Upgrading to version 9.1.4 eliminates this vulnerability. The upgrade is hosted for download at advantech.com.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

SCADA Software

Vendor

Advantech

Name

Version

8.4.5

License

commercial

Website

Vendor: https://www.advantech.com/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 7.4

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CNA Base Score: 7.3
CNA Vector (ICS-CERT): 🔍

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: 🔍

Exploitinginfo

Class: Type distinction
CWE: CWE-351
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Partially

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: WebAccess/SCADA 9.1.4

Timelineinfo

05/24/2023 🔍
05/30/2023 +6 days 🔍
05/30/2023 +0 days 🔍
06/24/2023 +25 days 🔍

Sourcesinfo

Vendor: advantech.com

Advisory: icsa-23-150-01
Status: Confirmed

CVE: CVE-2023-2866 (🔍)
GCVE (CVE): GCVE-0-2023-2866
GCVE (VulDB): GCVE-100-230236

Entryinfo

Created: 05/30/2023 18:33
Updated: 06/24/2023 12:43
Changes: 05/30/2023 18:33 (40), 06/24/2023 12:35 (2), 06/24/2023 12:43 (21)
Complete: 🔍
Cache ID: 216::103