Critical severity · published Jun 6, 2023
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…
9.8
CVSS
0.9%
EPSS
No
On KEV
Description
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.9% · higher than 59% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
WE
Webaccess/scada · Advantech
through 9.1.3 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-32540
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-32540
Mitigation
https://www.cisa.gov/news-events/ics-advisories/icsa-23-152-01
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