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    CVE-2016-6172

    PowerDNS (aka pdns) Authoritative Server before 4.0.1 allows remote primary DNS servers to cause a denial of service (memory exhaustion and secondary DNS server crash) via a large (1) AXFR or (2) IXFR response.

    Published:Sep 26, 2016
    Last Modified:Apr 12, 2025
    EPS:Sep 26, 2016
    EPSS Score:0.00014
    CVSS Score:6.8

    Affected Products

    Vendor
    Opensuse
    Product
    Leap
    Vendor
    Opensuse
    Product
    Opensuse
    Vendor
    Powerdns
    Product
    Authoritative Server

    Exploits

    No exploit reference

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    References

    http://lists.opensuse.org/opensuse-updates/2016-08/msg00085.html
    http://www.debian.org/security/2016/dsa-3664
    http://www.openwall.com/lists/oss-security/2016/07/06/3
    http://www.securityfocus.com/bid/91678
    http://www.securitytracker.com/id/1036242
    https://doc.powerdns.com/md/changelog/#powerdns-authoritative-server-401
    https://github.com/PowerDNS/pdns/issues/4128
    https://github.com/PowerDNS/pdns/issues/4133
    https://github.com/PowerDNS/pdns/pull/4134
    https://github.com/sischkg/xfer-limit/blob/master/README.md
    https://lists.dns-oarc.net/pipermail/dns-operations/2016-July/015058.html
    http://lists.opensuse.org/opensuse-updates/2016-08/msg00085.html
    http://www.debian.org/security/2016/dsa-3664
    http://www.openwall.com/lists/oss-security/2016/07/06/3
    http://www.securityfocus.com/bid/91678
    http://www.securitytracker.com/id/1036242
    https://doc.powerdns.com/md/changelog/#powerdns-authoritative-server-401
    https://github.com/PowerDNS/pdns/issues/4128
    https://github.com/PowerDNS/pdns/issues/4133
    https://github.com/PowerDNS/pdns/pull/4134
    https://github.com/sischkg/xfer-limit/blob/master/README.md
    https://lists.dns-oarc.net/pipermail/dns-operations/2016-July/015058.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