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    Dashboard / CVE / CVE-2023-50821

    CVE-2023-50821

    A vulnerability has been identified in SIMATIC PCS 7 V9.1 (All versions < V9.1 SP2 UC04), SIMATIC WinCC Runtime Professional V17 (All versions < V17 Update 8), SIMATIC WinCC Runtime Professional V18 (All versions < V18 Update 4), SIMATIC WinCC Runtime Professional V19 (All versions < V19 Update 1), SIMATIC WinCC V7.5 (All versions < V7.5 SP2 Update 16), SIMATIC WinCC V8.0 (All versions < V8.0 Update 5). The affected products do not properly validate the input provided in the login dialog box. An attacker could leverage this vulnerability to cause a persistent denial of service condition.

    Published:Apr 9, 2024
    Last Modified:Apr 15, 2026
    EPS:Apr 9, 2024
    EPSS Score:0.00051
    CVSS Score:6.2

    Affected Products

    Vendor
    Siemens
    Product
    Simatic Pcs 7
    Vendor
    Siemens
    Product
    Simatic Wincc
    Vendor
    Siemens
    Product
    Simatic Wincc Runtime Professional

    Exploits

    No exploit reference

    Related CVEs

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    CVE-2023-48363 (CVSS 7.1) — A vulnerability has been identified in OpenPCS 7 V9.1 (All versions < V9.1 SP2 UC05), SIMATIC BATCH V9.1 (All …
    CVE-2023-28829 (CVSS 3.9) — A vulnerability has been identified in SIMATIC NET PC Software V14 (All versions), SIMATIC NET PC Software V15…
    CVE-2023-25910 (CVSS 10) — A vulnerability has been identified in SIMATIC PCS 7 (All versions < V9.1 SP2 UC04), SIMATIC S7-PM (All versio…
    CVE-2022-24287 (CVSS 7.8) — A vulnerability has been identified in SIMATIC PCS 7 V8.2 (All versions), SIMATIC PCS 7 V9.0 (All versions < V…
    CVE-2021-40363 (CVSS 7.8) — A vulnerability has been identified in SIMATIC PCS 7 V8.2 (All versions), SIMATIC PCS 7 V9.0 (All versions), S…
    CVE-2021-40360 (CVSS 8.8) — A vulnerability has been identified in SIMATIC PCS 7 V8.2 (All versions), SIMATIC PCS 7 V9.0 (All versions), S…
    CVE-2021-40364 (CVSS 5.5) — A vulnerability has been identified in SIMATIC PCS 7 V8.2 (All versions), SIMATIC PCS 7 V9.0 (All versions < V…
    CVE-2021-40358 (CVSS 9.9) — A vulnerability has been identified in SIMATIC PCS 7 V8.2 (All versions), SIMATIC PCS 7 V9.0 (All versions < V…

    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