CVE-2023-28831
CVSS 3.1 Score 7.5 of 10 (high)
Details
Published Sep 12, 2023
Updated: Feb 13, 2024
CWE ID 190
Summary
CVE-2023-28831 refers to a vulnerability in certain OPC UA implementations, specifically those in the ANSI C and C++ versions. This issue involves an integer overflow during certificate validation, leading the application to enter an infinite loop. An unauthenticated remote attacker can exploit this flaw by sending a maliciously crafted certificate, ultimately resulting in a denial of service condition.
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Affected Vendors
- Siemens AG
Advisories, Assessments, and Mitigations
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