Vulnerability Details 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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.001
EPSS Ranking 22.9%
CVSS Severity
CVSS v3 Score 6.4
CVSS v2 Score 3.3
References
- http://www.securityfocus.com/bid/100407
- https://access.redhat.com/errata/RHSA-2017:2557
- https://access.redhat.com/errata/RHSA-2017:2649
- https://access.redhat.com/errata/RHSA-2017:2687
- https://access.redhat.com/errata/RHSA-2017:2693
- https://access.redhat.com/errata/RHSA-2017:2726
- https://bugzilla.redhat.com/show_bug.cgi?id=1477403
- http://www.securityfocus.com/bid/100407
- https://access.redhat.com/errata/RHSA-2017:2557
- https://access.redhat.com/errata/RHSA-2017:2649
- https://access.redhat.com/errata/RHSA-2017:2687
- https://access.redhat.com/errata/RHSA-2017:2693
- https://access.redhat.com/errata/RHSA-2017:2726
- https://bugzilla.redhat.com/show_bug.cgi?id=1477403
Products affected by CVE-2017-7549
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cpe:2.3:a:openstack:instack-undercloud:5.3.0
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cpe:2.3:a:openstack:instack-undercloud:6.1.0
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cpe:2.3:a:openstack:instack-undercloud:7.2.0
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cpe:2.3:a:redhat:openstack:10
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cpe:2.3:a:redhat:openstack:11
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cpe:2.3:a:redhat:openstack:12