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    CVE-2023-52891

    A vulnerability has been identified in SIMATIC Energy Manager Basic (All versions < V7.5), SIMATIC Energy Manager PRO (All versions < V7.5), SIMATIC IPC DiagBase (All versions), SIMATIC IPC DiagMonitor (All versions), SIMIT V10 (All versions), SIMIT V11 (All versions < V11.1). Unified Automation .NET based OPC UA Server SDK before 3.2.2 used in Siemens products are affected by a similar vulnerability as documented in CVE-2023-27321 for the OPC Foundation UA .NET Standard implementation. A successful attack may lead to high load situation and memory exhaustion, and may block the server.

    Published:Jul 9, 2024
    Last Modified:Apr 15, 2026
    EPS:Jul 9, 2024
    EPSS Score:0.00116
    CVSS Score:5.3

    Affected Products

    Vendor
    Siemens
    Product
    Simatic Energy Manager Basic
    Vendor
    Siemens
    Product
    Simatic Energy Manager Pro
    Vendor
    Siemens
    Product
    Simatic Ipc Diagbase
    Vendor
    Siemens
    Product
    Simatic Ipc Diagmonitor
    Vendor
    Siemens
    Product
    Simit V10
    Vendor
    Siemens
    Product
    Simit V11

    Exploits

    No exploit reference

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-130 Excessive Allocation

    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