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    CVE-2020-14303

    A flaw was found in the AD DC NBT server in all Samba versions before 4.10.17, before 4.11.11 and before 4.12.4. A samba user could send an empty UDP packet to cause the samba server to crash.

    Published:Jul 2, 2020
    Last Modified:Nov 21, 2024
    EPS:Jul 6, 2020
    EPSS Score:0.16342
    CVSS Score:7.5

    Affected Products

    Vendor
    Canonical
    Product
    Ubuntu Linux
    Vendor
    Debian
    Product
    Debian Linux
    Vendor
    Fedoraproject
    Product
    Fedora
    Vendor
    Opensuse
    Product
    Leap
    Vendor
    Samba
    Product
    Samba

    Exploits

    No exploit reference

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    References

    http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00030.html
    http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00054.html
    http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00002.html
    https://bugzilla.redhat.com/show_bug.cgi?id=1851298%3B
    https://lists.debian.org/debian-lts-announce/2020/11/msg00041.html
    https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6YLNQ5GRXUKYRUAOFZ4DUBVN4SMTL6Q2/
    https://security.gentoo.org/glsa/202007-15
    https://security.netapp.com/advisory/ntap-20200709-0003/
    https://usn.ubuntu.com/4454-1/
    https://usn.ubuntu.com/4454-2/
    https://www.samba.org/samba/security/CVE-2020-14303.html
    http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00030.html
    http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00054.html
    http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00002.html
    https://bugzilla.redhat.com/show_bug.cgi?id=1851298%3B
    https://lists.debian.org/debian-lts-announce/2020/11/msg00041.html
    https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6YLNQ5GRXUKYRUAOFZ4DUBVN4SMTL6Q2/
    https://security.gentoo.org/glsa/202007-15
    https://security.netapp.com/advisory/ntap-20200709-0003/
    https://usn.ubuntu.com/4454-1/
    https://usn.ubuntu.com/4454-2/
    https://www.samba.org/samba/security/CVE-2020-14303.html

    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