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CVE-2021-20208

CVE-2021-20208

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

A flaw was found in cifs-utils in versions before 6.13. A user when mounting a krb5 CIFS file system from within a container can use Kerberos credentials of the host. The highest threat from this vulnerability is to data confidentiality and integrity.

CVSS 6.1 · Medium · EPSS 0.7% · Fix available

Published
Updated

Stack: system

Affected products and versions

  • cifs-utils

    Versions
    • cifs-utils 6.13: Affected

    No fix published

  • cifs-utils Debian:12

    Affected ranges
    • ECOSYSTEM: < 2:6.11-3

    Update to 2:6.11-3

  • cifs-utils Debian:13

    Affected ranges
    • ECOSYSTEM: < 2:6.11-3

    Update to 2:6.11-3

  • cifs-utils Debian:14

    Affected ranges
    • ECOSYSTEM: < 2:6.11-3

    Update to 2:6.11-3

  • cifs-utils Ubuntu:Pro:14.04:LTS

    Versions
    • 2:6.0-1ubuntu2
    Affected ranges
    • ECOSYSTEM: < 2:6.0-1ubuntu2+esm1

    Update to 2:6.0-1ubuntu2+esm1

  • cifs-utils Ubuntu:Pro:16.04:LTS

    Versions
    • 2:6.4-1ubuntu1
    • 2:6.4-1ubuntu1.1
    Affected ranges
    • ECOSYSTEM: < 2:6.4-1ubuntu1.1+esm1

    Update to 2:6.4-1ubuntu1.1+esm1

  • cifs-utils Ubuntu:18.04:LTS

    Versions
    • 2:6.7-1
    • 2:6.8-1
    • 2:6.8-1ubuntu1
    • 2:6.8-1ubuntu1.1
    Affected ranges
    • ECOSYSTEM: < 2:6.8-1ubuntu1.2

    Update to 2:6.8-1ubuntu1.2

  • cifs-utils Ubuntu:20.04:LTS

    Versions
    • 2:6.9-0ubuntu1
    • 2:6.9-1
    • 2:6.9-1ubuntu0.1
    Affected ranges
    • ECOSYSTEM: < 2:6.9-1ubuntu0.2

    Update to 2:6.9-1ubuntu0.2

Original sources

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