DEBIAN-CVE-2013-4434

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    DEBIAN-CVE-2013-4434

    Published: 25 Oct 2013Last Modified: 1 Sept 2026
    Upstream:
    CVE-2013-4434

    Summary:

    Details: Dropbear SSH Server before 2013.59 generates error messages for a failed logon attempt with different time delays depending on whether the user account exists, which allows remote attackers to discover valid usernames.

    References: https://security-tracker.debian.org/tracker/CVE-2013-4434

    Affected packages

    Package

    Name: dropbear

    Purl: pkg:deb/debian/dropbear?arch=source&distro=bookworm

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -2012.55-1.4

    Affected versions

    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