PYSEC-2026-863

    Dashboard / Vulnerabilities / PYSEC-2026-863

    PYSEC-2026-863

    Published: 6 Jul 2026Last Modified: 7 Jul 2026

    Summary: OpenStack Compute (Nova) Denial of Service vulnerability

    Details: OpenStack Compute (Nova) before 2014.1.4 and 2014.2.x before 2014.2.1 allows remote authenticated users to cause a denial of service (CPU consumption) via an IP filter in a list active servers API request.

    References: https://nvd.nist.gov/vuln/detail/CVE-2014-3708, https://access.redhat.com/errata/RHSA-2015:0843, https://access.redhat.com/errata/RHSA-2015:0844, https://access.redhat.com/security/cve/CVE-2014-3708, https://bugs.launchpad.net/nova/+bug/1358583, https://bugzilla.redhat.com/show_bug.cgi?id=1154951, https://opendev.org/openstack/nova, https://web.archive.org/web/20200901000000*/http://www.securityfocus.com/bid/70777, http://lists.openstack.org/pipermail/openstack-announce/2014-October/000301.html, http://rhn.redhat.com/errata/RHSA-2015-0843.html, http://rhn.redhat.com/errata/RHSA-2015-0844.html, http://www.securityfocus.com/bid/70777, https://pypi.org/project/nova, https://github.com/advisories/GHSA-43hc-pwvx-pmfg

    Affected packages

    Package

    Name: nova

    Purl: pkg:pypi/nova

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -2014.1.4

    Affected versions

    15.1.5

    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
    PYSEC-2026-863 | CVE-DB