UBUNTU-CVE-2011-4461

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    UBUNTU-CVE-2011-4461

    Published: 29 Dec 2011Last Modified: 4 Feb 2026
    Upstream:
    CVE-2011-4461
    Aliases:
    USN-1429-1

    Summary:

    Details: Jetty 8.1.0.RC2 and earlier computes hash values for form parameters without restricting the ability to trigger hash collisions predictably, which allows remote attackers to cause a denial of service (CPU consumption) by sending many crafted parameters.

    References: https://ubuntu.com/security/CVE-2011-4461, http://www.kb.cert.org/vuls/id/903934, http://www.ocert.org/advisories/ocert-2011-003.html, http://www.nruns.com/_downloads/advisory28122011.pdf, http://dev.eclipse.org/mhonarc/lists/jetty-users/msg01818.html, https://ubuntu.com/security/notices/USN-1429-1, https://www.cve.org/CVERecord?id=CVE-2011-4461

    Affected packages

    Package

    Name: jetty

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

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -6.1.26-1ubuntu1

    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
    UBUNTU-CVE-2011-4461 | CVE-DB