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CVE-2017-15120

CVE-2017-15120

This page contains facts from public vulnerability sources. Check the original advisory before updating.

An issue has been found in the parsing of authoritative answers in PowerDNS Recursor before 4.0.8, leading to a NULL pointer dereference when parsing a specially crafted answer containing a CNAME of a different class than IN. An unauthenticated remote attacker could cause a denial of service.

CVSS 7.5 · High · EPSS 51.4% · Fix available

Published
Updated

Stack: system

Affected products and versions

  • pdns-recursor

    Versions
    • 4.0.8: Affected

    No fix published

  • pdns-recursor Debian:12

    Affected ranges
    • ECOSYSTEM: < 4.1.0-1

    Update to 4.1.0-1

  • pdns-recursor Debian:13

    Affected ranges
    • ECOSYSTEM: < 4.1.0-1

    Update to 4.1.0-1

  • pdns-recursor Debian:14

    Affected ranges
    • ECOSYSTEM: < 4.1.0-1

    Update to 4.1.0-1

  • pdns-recursor Ubuntu:Pro:16.04:LTS

    Versions
    • 3.7.3-1
    • 4.0.0~alpha1-1
    • 4.0.0~alpha1-2
    • 4.0.0~alpha2-2
    • 4.0.0~alpha2-2ubuntu0.1
    • 4.0.0~alpha2-2ubuntu0.1+esm1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

Original sources

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