CVE-2023-2866 - CVE House
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Status published High CVE-2023-2866

Advantech WebAccess Insufficient Type Distinction

Vulnerability 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.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • Marlon Luis Petry reported this vulnerability to CISA.

References

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Affected Vendor

Affected Software

WebAccess/SCADA
Vulnerable Versions:
8.4.5

Timeline

Official Publish: June 7th, 2023
Last Modified: January 16th, 2025
Added to House: July 22nd, 2026

CVSS Vectors

V3: CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H

Weaknesses (CWE)

CWE-351

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.