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 is an integer overflow vulnerability found in OPC UA implementations (ANSI C and C++) in various affected products. This vulnerability could lead to an infinite loop during certificate validation, potentially causing a denial of service condition. The vulnerability can be exploited by an unauthenticated remote attacker by sending a specially crafted certificate. The impact score of this vulnerability is 3.6, with a base severity of HIGH and a base score of 7.5 according to the CVSS:3.1 scoring system. Affected products include dXNbc2, g3O8LX, dXNbc1, dXNbc6, oYNKoX, and others. It is recommended to apply appropriate patches or updates provided by the product vendors to remediate this vulnerability and mitigate the potential danger it poses to organizations.

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