CVE-2023-2866

Advantech WebAccess Insufficient Type Distinction

Description

If an attacker can trick an authenticated user into loading a maliciously crafted .zip file onto Advantech WebAccess version 8.4.5, a web shell could be used to give the attacker full control of the SCADA server.

Remediation

Solution:

  • Advantech released a new version V9.1.4 https://www.advantech.com/en/support/details/installation  to address the problem by not including these files.

Workaround:

  • Advantech recommends users locate and delete the “WADashboardSetup.msi” file to avoid this issue. If users wish to remedy this problem in version 8.4.5, they can uninstall "WebAccess Dashboard" from the control panel. Delete all the files: \Inetpub\wwwroot\broadweb\WADashboard \WebAccess\Node\WADashboardSetup.msi

Categories

7.3
CVSS
Severity: High
CVSS 3.1 •
EPSS 0.02%
Third-Party Advisory cisa.gov
Affected: Advantech WebAccess/SCADA
Published at:
Updated at:

References

Link Tags
https://www.cisa.gov/news-events/ics-advisories/icsa-23-150-01 third party advisory us government resource

Frequently Asked Questions

What is the severity of CVE-2023-2866?
CVE-2023-2866 has been scored as a high severity vulnerability.
How to fix CVE-2023-2866?
To fix CVE-2023-2866: Advantech released a new version V9.1.4 https://www.advantech.com/en/support/details/installation  to address the problem by not including these files.
Is CVE-2023-2866 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2023-2866 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2023-2866?
CVE-2023-2866 affects Advantech WebAccess/SCADA.
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