CVE-2023-28831

    Dashboard / Vulnerabilities / CVE-2023-28831

    CVE-2023-28831

    Published: 12 Sept 2023Last Modified: 11 Mar 2026

    Summary:

    Details: The OPC UA implementations (ANSI C and C++) in affected products contain an integer overflow vulnerability that could cause the application to run into an infinite loop during certificate validation. This could allow an unauthenticated remote attacker to create a denial of service condition by sending a specially crafted certificate.

    References: , https://cert-portal.siemens.com/productcert/html/ssa-118850.html, https://cert-portal.siemens.com/productcert/html/ssa-711309.html, https://cert-portal.siemens.com/productcert/pdf/ssa-118850.pdf, https://cert-portal.siemens.com/productcert/pdf/ssa-711309.pdf

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: N/A

    Events:

    Introduced- None
    Fixed -None

    Affected versions

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High
    CVE-2023-28831 | CVE-DB