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CVE-2020-8618

CVE-2020-8618 · A buffer boundary check assertion in rdataset.c can fail incorrectly during zone transfer

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

An attacker who is permitted to send zone data to a server via zone transfer can exploit this to intentionally trigger the assertion failure with a specially constructed zone, denying service to clients.

CVSS 4.9 · Medium · EPSS 1.8% · Fix available

Published
Updated

Stack: system

Affected products and versions

  • bind9

    Versions
    • 9.16.0 -> 9.16.3: Affected

    No fix published

  • bind9 Debian:12

    Affected ranges
    • ECOSYSTEM: < 1:9.16.4-1

    Update to 1:9.16.4-1

  • bind9 Debian:13

    Affected ranges
    • ECOSYSTEM: < 1:9.16.4-1

    Update to 1:9.16.4-1

  • bind9 Debian:14

    Affected ranges
    • ECOSYSTEM: < 1:9.16.4-1

    Update to 1:9.16.4-1

  • bind9 Ubuntu:20.04:LTS

    Versions
    • 1:9.11.5.P4+dfsg-5.1ubuntu2
    • 1:9.11.5.P4+dfsg-5.1ubuntu3
    • 1:9.11.5.P4+dfsg-5.1ubuntu4
    • 1:9.11.5.P4+dfsg-5.1ubuntu5
    • 1:9.11.14+dfsg-1ubuntu1
    • 1:9.11.14+dfsg-3ubuntu1
    • 1:9.16.0-1ubuntu3
    • 1:9.16.0-1ubuntu4
    • 1:9.16.0-1ubuntu5
    • 1:9.16.1-0ubuntu1
    • 1:9.16.1-0ubuntu2
    • 1:9.16.1-0ubuntu2.1
    Affected ranges
    • ECOSYSTEM: < 1:9.16.1-0ubuntu2.2

    Update to 1:9.16.1-0ubuntu2.2

Original sources

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