CVSS 3.1 Score 7.5 of 10 (high)


Published Jul 31, 2023
Updated: Aug 4, 2023
CWE ID 400
CWE ID 787


CVE-2023-3825 is a vulnerability found in PTC's KEPServerEX Versions 6.0 to 6.14.263, which uses the OPC UA protocol. This vulnerability allows an attacker to send a maliciously created message that can cause the device to crash due to uncontrolled resource consumption. The vulnerability arises from the lack of implementation of checks for recursively defined objects, leading to a stack overflow and potential denial of service. The affected products include various versions of KEPServerEX. To remediate this vulnerability, users should update to the latest version of KEPServerEX and ensure that all security patches are applied promptly. This vulnerability poses a high danger as it could lead to disruption of services and potentially impact the availability of critical systems within an organization.

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