UBUNTU-CVE-2019-9924

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    UBUNTU-CVE-2019-9924

    Published: 22 Mar 2019Last Modified: 4 Feb 2026
    Upstream:
    CVE-2019-9924

    Summary:

    Details: rbash in Bash before 4.4-beta2 did not prevent the shell user from modifying BASH_CMDS, thus allowing the user to execute any command with the permissions of the shell.

    References: https://ubuntu.com/security/CVE-2019-9924, http://git.savannah.gnu.org/cgit/bash.git/tree/CHANGES?h=bash-4.4-testing#n65, https://lists.gnu.org/archive/html/bug-bash/2017-03/msg00077.html, https://ubuntu.com/security/notices/USN-4058-1, https://ubuntu.com/security/notices/USN-4058-2, https://www.cve.org/CVERecord?id=CVE-2019-9924

    Affected packages

    Package

    Name: bash

    Purl: pkg:deb/ubuntu/[email protected]+esm1?arch=source&distro=trusty/esm

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -4.3-7ubuntu1.8+esm1

    Affected versions

    4.2-5ubuntu3

    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