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    CVE-2024-32742

    A vulnerability has been identified in SIMATIC CN 4100 (All versions < V3.0). The affected device contains an unrestricted USB port. An attacker with local access to the device could potentially misuse the port for booting another operating system and gain complete read/write access to the filesystem.

    Published:May 14, 2024
    Last Modified:Aug 20, 2025
    EPS:May 14, 2024
    EPSS Score:0.001
    CVSS Score:7.6

    Affected Products

    Vendor
    Siemens
    Product
    Simatic Cn 4100
    Vendor
    Siemens
    Product
    Simatic Cn 4100 Firmware

    Exploits

    No exploit reference

    Related CVEs

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    CVE-2026-31431 (CVSS 7.8) — In the Linux kernel, the following vulnerability has been resolved: crypto: algif_aead - Revert to operating …
    CVE-2026-2673 (CVSS 6.5) — Issue summary: An OpenSSL TLS 1.3 server may fail to negotiate the expected preferred key exchange group when …
    CVE-2025-40941 (CVSS 5.3) — A vulnerability has been identified in SIMATIC CN 4100 (All versions < V4.0.1). The affected devices exposes s…
    CVE-2025-40940 (CVSS 6.9) — A vulnerability has been identified in SIMATIC CN 4100 (All versions < V4.0.1). The affected application exhib…
    CVE-2025-40939 (CVSS 5.1) — A vulnerability has been identified in SIMATIC CN 4100 (All versions < V4.0.1). The affected device contains a…
    CVE-2025-40938 (CVSS 9.2) — A vulnerability has been identified in SIMATIC CN 4100 (All versions < V4.0.1). The affected device stores sen…
    CVE-2025-40937 (CVSS 8.7) — A vulnerability has been identified in SIMATIC CN 4100 (All versions < V4.0.1). The affected application do no…
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    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