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Unscored USN-9049-1 1 CVE

btrbk vulnerability

Published Nov 11, 2026 · Updated Nov 12, 2026

Ecosystem: Ubuntu

Summary

It was discovered that btrbk incorrectly filtered SSH commands received
from remote hosts. A remote attacker could possibly use this issue to
execute arbitrary commands.

Fixed packages 2

ReleasePackageFixed in
Ubuntu · Pro 18.04 LTS Pro:18.04:LTS btrbk 0.26.0-1ubuntu0.1~esm1
Ubuntu · Pro 20.04 LTS Pro:20.04:LTS btrbk 0.27.1-1ubuntu0.1~esm1

Vulnerabilities 1

  • Unscored —
    CVE-2021-38173

    Btrbk before 0.31.2 allows command execution because of the mishandling of remote hosts filtering SSH commands using ss…

    btrbk btrbk Debian Ubuntu

References

  • report
    https://ubuntu.com/security/CVE-2021-38173