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CVE-2009-4022

CVE-2009-4022

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

This page shows selected source facts. See the linked advisories for the complete description and affected versions.

Unspecified vulnerability in ISC BIND 9.0.x through 9.3.x, 9.4 before 9.4.3-P4, 9.5 before 9.5.2-P1, 9.6 before 9.6.1-P2, and 9.7 beta before 9.7.0b3, with DNSSEC validation enabled and checking disabled (CD), allows remote attackers to conduct DNS cache poisoning attacks by receiving a recursive client query and sending a response that contains an Additional section with crafted data, which is not properly handled when the response is processed "at the same time as requesting DNSSEC records (DO)," aka Bug 20438.

EPSS 8.0% · Fix available

Published
Updated

Stack: system

Affected products and versions

  • n/a

    Versions
    • n/a: Affected

    No fix published

  • bind9 Debian:12

    Affected ranges
    • ECOSYSTEM: < 1:9.6.1.dfsg.P2-1

    Update to 1:9.6.1.dfsg.P2-1

  • bind9 Debian:13

    Affected ranges
    • ECOSYSTEM: < 1:9.6.1.dfsg.P2-1

    Update to 1:9.6.1.dfsg.P2-1

  • bind9 Debian:14

    Affected ranges
    • ECOSYSTEM: < 1:9.6.1.dfsg.P2-1

    Update to 1:9.6.1.dfsg.P2-1

Original sources

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