UBUNTU-CVE-2005-4890

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    UBUNTU-CVE-2005-4890

    Published: 4 Nov 2019Last Modified: 16 Jul 2025
    Upstream:
    CVE-2005-4890

    Summary:

    Details: There is a possible tty hijacking in shadow 4.x before 4.1.5 and sudo 1.x before 1.7.4 via "su - user -c program". The user session can be escaped to the parent session by using the TIOCSTI ioctl to push characters into the input buffer to be read by the next process.

    References: https://ubuntu.com/security/CVE-2005-4890, http://www.openwall.com/lists/oss-security/2011/06/02/3, http://www.openwall.com/lists/oss-security/2012/11/05/8, http://www.ush.it/2009/01/06/25c3-ccc-congress-2008-tricks-makes-you-smile/, http://www.redhat.com/archives/fedora-devel-list/2004-July/msg01314.html, https://www.cve.org/CVERecord?id=CVE-2005-4890

    Affected packages

    Package

    Name: shadow

    Purl: pkg:deb/ubuntu/shadow@1:4.1.5.1-1ubuntu9?arch=source&distro=trusty

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -1:4.1.5.1-1ubuntu9

    Affected versions

    1:4.1.5.1-1ubuntu6
    1:4.1.5.1-1ubuntu7
    1:4.1.5.1-1ubuntu8

    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-2005-4890 | CVE-DB