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    CVE-2021-33485

    CODESYS Control Runtime system before 3.5.17.10 has a Heap-based Buffer Overflow.

    Published:Aug 3, 2021
    Last Modified:May 29, 2026
    EPS:Aug 3, 2021
    EPSS Score:0.00394
    CVSS Score:9.8

    Affected Products

    Vendor
    Codesys
    Product
    Control
    Vendor
    Codesys
    Product
    Control Rte
    Vendor
    Codesys
    Product
    Control Runtime System Toolkit
    Vendor
    Codesys
    Product
    Control Win Sl
    Vendor
    Codesys
    Product
    Embedded Target Visu Toolkit
    Vendor
    Codesys
    Product
    Hmi
    Vendor
    Codesys
    Product
    Remote Target Visu Toolkit

    Exploits

    No exploit reference

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-92 Forced Integer Overflow

    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