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CVE-2019-17023

CVE-2019-17023

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

After a HelloRetryRequest has been sent, the client may negotiate a lower protocol that TLS 1.3, resulting in an invalid state transition in the TLS State Machine. If the client gets into this state, incoming Application Data records will be ignored. This vulnerability affects Firefox < 72.

CVSS 6.5 · Medium · EPSS 1.3% · Fix available

Published
Updated

Stack: system

Affected products and versions

  • firefox

    Versions
    • before 72: Affected

    No fix published

  • nss Debian:12

    Affected ranges
    • ECOSYSTEM: < 2:3.49-1

    Update to 2:3.49-1

  • nss Debian:13

    Affected ranges
    • ECOSYSTEM: < 2:3.49-1

    Update to 2:3.49-1

  • nss Debian:14

    Affected ranges
    • ECOSYSTEM: < 2:3.49-1

    Update to 2:3.49-1

  • firefox Ubuntu:16.04:LTS

    Versions
    • 41.0.2+build2-0ubuntu1
    • 42.0+build2-0ubuntu1
    • 44.0+build3-0ubuntu2
    • 44.0.1+build1-0ubuntu1
    • 44.0.2+build1-0ubuntu1
    • 45.0+build2-0ubuntu1
    • 45.0.1+build1-0ubuntu1
    • 45.0.2+build1-0ubuntu1
    • 46.0+build5-0ubuntu0.16.04.2
    • 46.0.1+build1-0ubuntu0.16.04.2
    • 47.0+build3-0ubuntu0.16.04.1
    • 48.0+build2-0ubuntu0.16.04.1
    • 49.0+build4-0ubuntu0.16.04.1
    • 49.0.2+build2-0ubuntu0.16.04.2
    • 50.0+build2-0ubuntu0.16.04.2
    • 50.0.2+build1-0ubuntu0.16.04.1
    • 50.1.0+build2-0ubuntu0.16.04.1
    • 51.0.1+build2-0ubuntu0.16.04.1
    • 51.0.1+build2-0ubuntu0.16.04.2
    • 52.0+build2-0ubuntu0.16.04.1
    • 52.0.1+build2-0ubuntu0.16.04.1
    • 52.0.2+build1-0ubuntu0.16.04.1
    • 53.0+build6-0ubuntu0.16.04.1
    • 53.0.2+build1-0ubuntu0.16.04.2
    • 53.0.3+build1-0ubuntu0.16.04.2
    • 54.0+build3-0ubuntu0.16.04.1
    • 55.0.1+build2-0ubuntu0.16.04.2
    • 55.0.2+build1-0ubuntu0.16.04.1
    • 56.0+build6-0ubuntu0.16.04.1
    • 56.0+build6-0ubuntu0.16.04.2
    • 57.0+build4-0ubuntu0.16.04.5
    • 57.0+build4-0ubuntu0.16.04.6
    • 57.0.1+build2-0ubuntu0.16.04.1
    • 57.0.3+build1-0ubuntu0.16.04.1
    • 57.0.4+build1-0ubuntu0.16.04.1
    • 58.0+build6-0ubuntu0.16.04.1
    • 58.0.1+build1-0ubuntu0.16.04.1
    • 58.0.2+build1-0ubuntu0.16.04.1
    • 59.0+build5-0ubuntu0.16.04.1
    • 59.0.1+build1-0ubuntu0.16.04.1
    • 59.0.2+build1-0ubuntu0.16.04.1
    • 59.0.2+build1-0ubuntu0.16.04.3
    • 60.0+build2-0ubuntu0.16.04.1
    • 60.0.1+build2-0ubuntu0.16.04.1
    • 60.0.2+build1-0ubuntu0.16.04.1
    • 61.0+build3-0ubuntu0.16.04.2
    • 61.0.1+build1-0ubuntu0.16.04.1
    • 62.0+build2-0ubuntu0.16.04.3
    • 62.0+build2-0ubuntu0.16.04.4
    • 62.0+build2-0ubuntu0.16.04.5
    • 62.0.3+build1-0ubuntu0.16.04.2
    • 63.0+build2-0ubuntu0.16.04.2
    • 63.0.3+build1-0ubuntu0.16.04.1
    • 64.0+build3-0ubuntu0.16.04.1
    • 65.0+build2-0ubuntu0.16.04.1
    • 65.0.1+build2-0ubuntu0.16.04.1
    • 66.0+build3-0ubuntu0.16.04.2
    • 66.0.1+build1-0ubuntu0.16.04.1
    • 66.0.2+build1-0ubuntu0.16.04.1
    • 66.0.3+build1-0ubuntu0.16.04.1
    • 66.0.4+build3-0ubuntu0.16.04.1
    • 66.0.5+build1-0ubuntu0.16.04.1
    • 67.0+build2-0ubuntu0.16.04.1
    • 67.0.1+build1-0ubuntu0.16.04.1
    • 67.0.2+build2-0ubuntu0.16.04.1
    • 67.0.3+build1-0ubuntu0.16.04.1
    • 67.0.4+build1-0ubuntu0.16.04.1
    • 68.0+build3-0ubuntu0.16.04.1
    • 68.0.1+build1-0ubuntu0.16.04.1
    • 68.0.2+build1-0ubuntu0.16.04.1
    • 69.0+build2-0ubuntu0.16.04.4
    • 69.0.1+build1-0ubuntu0.16.04.1
    • 69.0.2+build1-0ubuntu0.16.04.1
    • 70.0+build2-0ubuntu0.16.04.1
    • 70.0.1+build1-0ubuntu0.16.04.1
    • 71.0+build5-0ubuntu0.16.04.1
    Affected ranges
    • ECOSYSTEM: < 72.0.1+build1-0ubuntu0.16.04.1

    Update to 72.0.1+build1-0ubuntu0.16.04.1

  • firefox Ubuntu:18.04:LTS

    Versions
    • 56.0+build6-0ubuntu1
    • 57.0.1+build2-0ubuntu1
    • 59.0.1+build1-0ubuntu1
    • 59.0.2+build1-0ubuntu1
    • 60.0+build2-0ubuntu1
    • 60.0.1+build2-0ubuntu0.18.04.1
    • 60.0.2+build1-0ubuntu0.18.04.1
    • 61.0+build3-0ubuntu0.18.04.1
    • 61.0.1+build1-0ubuntu0.18.04.1
    • 62.0+build2-0ubuntu0.18.04.3
    • 62.0+build2-0ubuntu0.18.04.4
    • 62.0+build2-0ubuntu0.18.04.5
    • 62.0.3+build1-0ubuntu0.18.04.1
    • 63.0+build2-0ubuntu0.18.04.2
    • 63.0.3+build1-0ubuntu0.18.04.1
    • 64.0+build3-0ubuntu0.18.04.1
    • 65.0+build2-0ubuntu0.18.04.1
    • 65.0.1+build2-0ubuntu0.18.04.1
    • 66.0+build3-0ubuntu0.18.04.1
    • 66.0.1+build1-0ubuntu0.18.04.1
    • 66.0.2+build1-0ubuntu0.18.04.1
    • 66.0.3+build1-0ubuntu0.18.04.1
    • 66.0.4+build3-0ubuntu0.18.04.1
    • 66.0.5+build1-0ubuntu0.18.04.1
    • 67.0+build2-0ubuntu0.18.04.1
    • 67.0.1+build1-0ubuntu0.18.04.1
    • 67.0.2+build2-0ubuntu0.18.04.1
    • 67.0.3+build1-0ubuntu0.18.04.1
    • 67.0.4+build1-0ubuntu0.18.04.1
    • 68.0+build3-0ubuntu0.18.04.1
    • 68.0.1+build1-0ubuntu0.18.04.1
    • 68.0.2+build1-0ubuntu0.18.04.1
    • 69.0+build2-0ubuntu0.18.04.1
    • 69.0.1+build1-0ubuntu0.18.04.1
    • 69.0.2+build1-0ubuntu0.18.04.1
    • 70.0+build2-0ubuntu0.18.04.1
    • 70.0.1+build1-0ubuntu0.18.04.1
    • 71.0+build5-0ubuntu0.18.04.1
    Affected ranges
    • ECOSYSTEM: < 72.0.1+build1-0ubuntu0.18.04.1

    Update to 72.0.1+build1-0ubuntu0.18.04.1

  • nss Ubuntu:18.04:LTS

    Versions
    • 2:3.32-1ubuntu3
    • 2:3.34-1ubuntu1
    • 2:3.35-2ubuntu2
    • 2:3.35-2ubuntu2.1
    • 2:3.35-2ubuntu2.2
    • 2:3.35-2ubuntu2.3
    • 2:3.35-2ubuntu2.5
    • 2:3.35-2ubuntu2.6
    • 2:3.35-2ubuntu2.7
    Affected ranges
    • ECOSYSTEM: < 2:3.35-2ubuntu2.8

    Update to 2:3.35-2ubuntu2.8

  • firefox Ubuntu:20.04:LTS

    Versions
    • 69.0.3+build1-0ubuntu1
    • 70.0+build2-0ubuntu1
    • 70.0+build2-0ubuntu2
    • 70.0.1+build1-0ubuntu2
    • 71.0+build2-0ubuntu2
    • 71.0+build5-0ubuntu1
    Affected ranges
    • ECOSYSTEM: < 72.0.1+build1-0ubuntu1

    Update to 72.0.1+build1-0ubuntu1

Original sources

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