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    CVE-2023-38562

    A double-free vulnerability exists in the IP header loopback parsing functionality of Weston Embedded uC-TCP-IP v3.06.01. A specially crafted set of network packets can lead to memory corruption, potentially resulting in code execution. An attacker can send a sequence of unauthenticated packets to trigger this vulnerability.

    Published:Feb 20, 2024
    Last Modified:Nov 4, 2025
    EPS:Feb 20, 2024
    EPSS Score:0.00268
    CVSS Score:8.7

    Affected Products

    Vendor
    Weston-embedded
    Product
    Uc-tcp-ip

    Exploits

    https://talosintelligence.com/vulnerability_reports/TALOS-2023-1829https://talosintelligence.com/vulnerability_reports/TALOS-2023-1829

    Common Weakness Enumeration

    CWE-415 Double Free

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    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