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    CVE-2020-8621

    In BIND 9.14.0 -> 9.16.5, 9.17.0 -> 9.17.3, If a server is configured with both QNAME minimization and 'forward first' then an attacker who can send queries to it may be able to trigger the condition that will cause the server to crash. Servers that 'forward only' are not affected.

    Published:Aug 20, 2020
    Last Modified:Nov 21, 2024
    EPS:Aug 21, 2020
    EPSS Score:0.03085
    CVSS Score:7.5

    Affected Products

    Vendor
    Canonical
    Product
    Ubuntu Linux
    Vendor
    Isc
    Product
    Bind
    Vendor
    Netapp
    Product
    Steelstore Cloud Integrated Storage
    Vendor
    Opensuse
    Product
    Leap
    Vendor
    Synology
    Product
    Dns Server

    Exploits

    No exploit reference

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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