CVE-2021-38173

    Dashboard / Vulnerabilities / CVE-2021-38173

    CVE-2021-38173

    Published: 7 Aug 2021Last Modified: 8 Jul 2026

    Summary:

    Details: Btrbk before 0.31.2 allows command execution because of the mishandling of remote hosts filtering SSH commands using ssh_filter_btrbk.sh in authorized_keys.

    References: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BP2T32JMENJFRP2HWXR7FTTZVRTTPECL/, https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LM7GLTUN5YS4KE2RNBX732EAMVVGNEX3/, https://github.com/digint/btrbk/blob/master/ChangeLog, https://lists.debian.org/debian-lts-announce/2021/09/msg00002.html, https://github.com/digint/btrbk/commit/58212de771c381cd4fa05625927080bf264e9584

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -e8622fc6be3fe2cdeedf80bb084b8b442fae2365

    Affected versions

    v0.31.1
    v0.31.0

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High
    CVE-2021-38173 | CVE-DB