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    CVE-2019-17263

    In libyal libfwsi before 20191006, libfwsi_extension_block_copy_from_byte_stream in libfwsi_extension_block.c has a heap-based buffer over-read because rejection of an unsupported size only considers values less than 6, even though values of 6 and 7 are also unsupported. NOTE: the vendor has disputed this as described in the GitHub issue

    Published:Oct 6, 2019
    Last Modified:Nov 21, 2024
    EPS:Oct 6, 2019
    EPSS Score:0.00163
    CVSS Score:3.3

    Affected Products

    Vendor
    Libfwsi Project
    Product
    Libfwsi

    Exploits

    http://packetstormsecurity.com/files/154774/libyal-libfwsi-Buffer-Overread.htmlhttps://github.com/libyal/libfwsi/issues/13http://packetstormsecurity.com/files/154774/libyal-libfwsi-Buffer-Overread.htmlhttps://github.com/libyal/libfwsi/issues/13

    Common Weakness Enumeration

    CWE-125 Out-of-bounds Read

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-540 Overread Buffers

    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