DEBIAN-CVE-2011-0997

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    DEBIAN-CVE-2011-0997

    Published: 8 Apr 2011Last Modified: 14 Sept 2026
    Upstream:
    CVE-2011-0997

    Summary:

    Details: dhclient in ISC DHCP 3.0.x through 4.2.x before 4.2.1-P1, 3.1-ESV before 3.1-ESV-R1, and 4.1-ESV before 4.1-ESV-R2 allows remote attackers to execute arbitrary commands via shell metacharacters in a hostname obtained from a DHCP message, as demonstrated by a hostname that is provided to dhclient-script.

    References: https://security-tracker.debian.org/tracker/CVE-2011-0997

    Affected packages

    Package

    Name: isc-dhcp

    Purl: pkg:deb/debian/isc-dhcp?arch=source&distro=bookworm

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -4.1.1-P1-16.1

    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