Advantech WebAccss/SCADA v9.1.3: Arbitrary File Overwrite (CVE-2023-32540)
CVE-2023-32540 Published on June 6, 2023
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 Analysis
CVE-2023-32540 is exploitable with network access, and requires user privileges. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to be very high.
Weakness Type
What is a Code Injection Vulnerability?
The software constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment.
CVE-2023-32540 has been classified to as a Code Injection vulnerability or weakness.
Products Associated with CVE-2023-32540
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Affected Versions
Advantech WebAccess/SCADA:- Before and including v9.1.3 is affected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.