Advantech WebAccess Insufficient Type Distinction
CVE-2023-2866

7.3HIGH

Key Information:

Vendor

Advantech
Status
Webaccess/scada
Vendor
CVE Published:
7 June 2023

What is CVE-2023-2866?

A vulnerability in Advantech WebAccess version 8.4.5 allows attackers to gain unauthorized access to SCADA systems. By tricking an authenticated user into uploading a crafted .zip file, the attacker can deploy a web shell, enabling complete control over the server. This poses significant risks to operational technology and could lead to severe disruptions in automated processes.

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Affected Version(s)

WebAccess/SCADA 8.4.5

References

https://www.cisa.gov/news-events/ics-advisories/icsa-23-1...

CVSS V3.1

Score:
7.3
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Marlon Luis Petry reported this vulnerability to CISA.
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