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    CVE-2017-7549

    A flaw was found in instack-undercloud 7.2.0 as packaged in Red Hat OpenStack Platform Pike, 6.1.0 as packaged in Red Hat OpenStack Platform Oacta, 5.3.0 as packaged in Red Hat OpenStack Newton, where pre-install and security policy scripts used insecure temporary files. A local user could exploit this flaw to conduct a symbolic-link attack, allowing them to overwrite the contents of arbitrary files.

    Published:Aug 14, 2017
    Last Modified:Apr 20, 2025
    EPS:Sep 21, 2017
    EPSS Score:0.00074
    CVSS Score:6.4

    Affected Products

    Vendor
    Openstack
    Product
    Instack-undercloud
    Vendor
    Redhat
    Product
    Openstack
    Vendor
    Redhat
    Product
    Openstack-director

    Exploits

    No exploit reference

    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