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    CVE-2021-20284

    A flaw was found in GNU Binutils 2.35.1, where there is a heap-based buffer overflow in _bfd_elf_slurp_secondary_reloc_section in elf.c due to the number of symbols not calculated correctly. The highest threat from this vulnerability is to system availability.

    Published:Nov 22, 2020
    Last Modified:Nov 21, 2024
    EPS:Mar 26, 2021
    EPSS Score:0.00087
    CVSS Score:5.5

    Affected Products

    Vendor
    Gnu
    Product
    Binutils
    Vendor
    Netapp
    Product
    Cloud Backup
    Vendor
    Netapp
    Product
    Ontap Select Deploy Administration Utility
    Vendor
    Redhat
    Product
    Enterprise Linux

    Exploits

    https://bugzilla.redhat.com/show_bug.cgi?id=1937784https://sourceware.org/bugzilla/show_bug.cgi?id=26931https://bugzilla.redhat.com/show_bug.cgi?id=1937784https://sourceware.org/bugzilla/show_bug.cgi?id=26931

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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