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    CVE-2019-13945

    A vulnerability has been identified in SIMATIC S7-1200 CPU family (incl. SIPLUS variants) (All versions), SIMATIC S7-1200 CPU family < V4.x (incl. SIPLUS variants) (All versions), SIMATIC S7-1200 CPU family V4.x (incl. SIPLUS variants) (All versions with Function State (FS) < 11), SIMATIC S7-200 SMART CPU CR20s (6ES7 288-1CR20-0AA1) (All versions <= V2.3.0 and Function State (FS) <= 3), SIMATIC S7-200 SMART CPU CR30s (6ES7 288-1CR30-0AA1) (All versions <= V2.3.0 and Function State (FS) <= 3), SIMATIC S7-200 SMART CPU CR40 (6ES7 288-1CR40-0AA0) (All versions <= V2.2.2 and Function State (FS) <= 8), SIMATIC S7-200 SMART CPU CR40s (6ES7 288-1CR40-0AA1) (All versions <= V2.3.0 and Function State (FS) <= 3), SIMATIC S7-200 SMART CPU CR60 (6ES7 288-1CR60-0AA0) (All versions <= V2.2.2 and Function State (FS) <= 10), SIMATIC S7-200 SMART CPU CR60s (6ES7 288-1CR60-0AA1) (All versions <= V2.3.0 and Function State (FS) <= 3), SIMATIC S7-200 SMART CPU SR20 (6ES7 288-1SR20-0AA0) (All versions <= V2.5.0 and Function State (FS) <= 11), SIMATIC S7-200 SMART CPU SR30 (6ES7 288-1SR30-0AA0) (All versions <= V2.5.0 and Function State (FS) <= 10), SIMATIC S7-200 SMART CPU SR40 (6ES7 288-1SR40-0AA0) (All versions <= V2.5.0 and Function State (FS) <= 10), SIMATIC S7-200 SMART CPU SR60 (6ES7 288-1SR60-0AA0) (All versions <= V2.5.0 and Function State (FS) <= 12), SIMATIC S7-200 SMART CPU ST20 (6ES7 288-1ST20-0AA0) (All versions <= V2.5.0 and Function State (FS) <= 9), SIMATIC S7-200 SMART CPU ST30 (6ES7 288-1ST30-0AA0) (All versions <= V2.5.0 and Function State (FS) <= 9), SIMATIC S7-200 SMART CPU ST40 (6ES7 288-1ST40-0AA0) (All versions <= V2.5.0 and Function State (FS) <= 8), SIMATIC S7-200 SMART CPU ST60 (6ES7 288-1ST60-0AA0) (All versions <= V2.5.0 and Function State (FS) <= 8), SIMATIC S7-200 SMART CPU family (All versions). There is an access mode used during manufacturing of the affected devices that allows additional diagnostic functionality. The security vulnerability could be exploited by an attacker with physical access to the UART interface during boot process.

    Published:Dec 12, 2019
    Last Modified:Nov 21, 2024
    EPS:Dec 12, 2019
    EPSS Score:0.00145
    CVSS Score:6.8

    Affected Products

    Vendor
    Siemens
    Product
    S7-200 Smart
    Vendor
    Siemens
    Product
    S7-200 Smart Firmware
    Vendor
    Siemens
    Product
    Simatic S7-1200
    Vendor
    Siemens
    Product
    Simatic S7-1200 Firmware
    Vendor
    Siemens
    Product
    Simatic S7-200 Smart Cpu Cr20s
    Vendor
    Siemens
    Product
    Simatic S7-200 Smart Cpu Cr20s Firmware
    Vendor
    Siemens
    Product
    Simatic S7-200 Smart Cpu Cr30s
    Vendor
    Siemens
    Product
    Simatic S7-200 Smart Cpu Cr30s Firmware
    Vendor
    Siemens
    Product
    Simatic S7-200 Smart Cpu Cr40
    Vendor
    Siemens
    Product
    Simatic S7-200 Smart Cpu Cr40 Firmware
    Vendor
    Siemens
    Product
    Simatic S7-200 Smart Cpu Cr40s
    Vendor
    Siemens
    Product
    Simatic S7-200 Smart Cpu Cr40s Firmware
    Vendor
    Siemens
    Product
    Simatic S7-200 Smart Cpu Cr60
    Vendor
    Siemens
    Product
    Simatic S7-200 Smart Cpu Cr60 Firmware
    Vendor
    Siemens
    Product
    Simatic S7-200 Smart Cpu Cr60s
    Vendor
    Siemens
    Product
    Simatic S7-200 Smart Cpu Cr60s Firmware
    Vendor
    Siemens
    Product
    Simatic S7-200 Smart Cpu Sr20
    Vendor
    Siemens
    Product
    Simatic S7-200 Smart Cpu Sr20 Firmware
    Vendor
    Siemens
    Product
    Simatic S7-200 Smart Cpu Sr30
    Vendor
    Siemens
    Product
    Simatic S7-200 Smart Cpu Sr30 Firmware
    Vendor
    Siemens
    Product
    Simatic S7-200 Smart Cpu Sr40
    Vendor
    Siemens
    Product
    Simatic S7-200 Smart Cpu Sr40 Firmware
    Vendor
    Siemens
    Product
    Simatic S7-200 Smart Cpu Sr60
    Vendor
    Siemens
    Product
    Simatic S7-200 Smart Cpu Sr60 Firmware
    Vendor
    Siemens
    Product
    Simatic S7-200 Smart Cpu St20
    Vendor
    Siemens
    Product
    Simatic S7-200 Smart Cpu St20 Firmware
    Vendor
    Siemens
    Product
    Simatic S7-200 Smart Cpu St30
    Vendor
    Siemens
    Product
    Simatic S7-200 Smart Cpu St30 Firmware
    Vendor
    Siemens
    Product
    Simatic S7-200 Smart Cpu St40
    Vendor
    Siemens
    Product
    Simatic S7-200 Smart Cpu St40 Firmware
    Vendor
    Siemens
    Product
    Simatic S7-200 Smart Cpu St60
    Vendor
    Siemens
    Product
    Simatic S7-200 Smart Cpu St60 Firmware

    Exploits

    No exploit reference

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-500 WebView Injection

    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