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    CVE-2020-36855

    A security vulnerability has been detected in DCMTK up to 3.6.5. The affected element is the function parseQuota of the component dcmqrscp. The manipulation of the argument StorageQuota leads to stack-based buffer overflow. Local access is required to approach this attack. The exploit has been disclosed publicly and may be used. Upgrading to version 3.6.6 is sufficient to fix this issue. The identifier of the patch is 0fef9f02e. It is recommended to upgrade the affected component.

    Published:Oct 21, 2025
    Last Modified:Oct 31, 2025
    EPS:Oct 21, 2025
    EPSS Score:0.00014
    CVSS Score:5.3

    Affected Products

    Vendor
    Dicom
    Product
    Dcmtk
    Vendor
    Offis
    Product
    Dcmtk

    Exploits

    https://shimo.im/docs/rp3OMVMDPKtjn0km/https://shimo.im/docs/rp3OMVMDPKtjn0km/read

    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