CVE-2012-3371

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    CVE-2012-3371

    Published: 17 Jul 2012Last Modified: 10 Apr 2026

    Summary:

    Details: The Nova scheduler in OpenStack Compute (Nova) Folsom (2012.2) and Essex (2012.1), when DifferentHostFilter or SameHostFilter is enabled, allows remote authenticated users to cause a denial of service (excessive database lookup calls and server hang) via a request with many repeated IDs in the os:scheduler_hints section.

    References: http://www.ubuntu.com/usn/USN-1501-1, https://bugs.launchpad.net/nova/+bug/1017795, https://github.com/openstack/nova/commit/034762e8060dcf0a11cb039b9d426b0d0bb1801d, https://github.com/openstack/nova/commit/034762e8060dcf0a11cb039b9d426b0d0bb1801d, http://www.openwall.com/lists/oss-security/2012/07/11/13, http://www.securityfocus.com/bid/54388, https://lists.launchpad.net/openstack/msg14452.html

    Affected packages

    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