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    CVE-2021-33719

    A vulnerability has been identified in SIPROTEC 5 relays with CPU variants CP050 (All versions < V8.80), SIPROTEC 5 relays with CPU variants CP100 (All versions < V8.80), SIPROTEC 5 relays with CPU variants CP300 (All versions < V8.80). Specially crafted packets sent to port 4443/tcp could cause a Denial-of-Service condition or potential remote code execution.

    Published:Sep 14, 2021
    Last Modified:Nov 21, 2024
    EPS:Sep 14, 2021
    EPSS Score:0.00556
    CVSS Score:9.8

    Affected Products

    Vendor
    Siemens
    Product
    Siprotec 5 With Cpu Variant Cp050
    Vendor
    Siemens
    Product
    Siprotec 5 With Cpu Variant Cp100
    Vendor
    Siemens
    Product
    Siprotec 5 With Cpu Variant Cp300

    Exploits

    No exploit reference

    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