UBUNTU-CVE-2021-36370

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    UBUNTU-CVE-2021-36370

    Published: 30 Aug 2021Last Modified: 4 Feb 2026
    Upstream:
    CVE-2021-36370
    Aliases:
    USN-5160-1

    Summary:

    Details: An issue was discovered in Midnight Commander through 4.8.26. When establishing an SFTP connection, the fingerprint of the server is neither checked nor displayed. As a result, a user connects to the server without the ability to verify its authenticity.

    References: https://ubuntu.com/security/CVE-2021-36370, https://github.com/MidnightCommander/mc/commit/9235d3c232d13ad7f973346077c9cf2eaa77dc5f, https://github.com/MidnightCommander/mc/blob/master/src/vfs/sftpfs/connection.c, https://github.com/MidnightCommander/mc/blob/5c1d3c55dd15356ec7d079084d904b7b0fd58d3e/src/vfs/sftpfs/connection.c#L484, https://sourceforge.net/projects/mcwin32/files/, https://midnight-commander.org/, https://ubuntu.com/security/notices/USN-5160-1, https://www.cve.org/CVERecord?id=CVE-2021-36370

    Affected packages

    Package

    Name: mc

    Purl: pkg:deb/ubuntu/mc@3:4.8.11-1ubuntu0.1~esm1?arch=source&distro=trusty/esm

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -3:4.8.11-1ubuntu0.1~esm1

    Affected versions

    3:4.8.5-1
    3:4.8.10-4
    3:4.8.11-1

    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
    UBUNTU-CVE-2021-36370 | CVE-DB