RCE in Advantech Webaccess/scada

CVE-2023-32540

In Advantech WebAccss/SCADA v9.1.3 and prior, there is an arbitrary file overwrite vulnerability, which could allow an attacker to overwrite any file in the operating system (including system files), inject code into an XLS file, and modify the file extension, which could lead to arbitrary code execution.

Vulnerability class: RCE (Remote Code Execution)

EPSS: 0.009 (56.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2023-32540?
CVE-2023-32540 is a high-severity vulnerability in Advantech Webaccess/scada, classified under Code Injection. CVSS score: 7.2/10. Published 2023-06-06.
How severe is CVE-2023-32540?
High severity. CVSS v3 base score is 7.2 out of 10.