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CVE-2017-7549 Details

Description

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.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:6.4 MEDIUMVector:CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:L/A:N

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.

URLSource(s)Tag(s)
https://access.redhat.com/errata/RHSA-2017:2557 CVE
https://access.redhat.com/errata/RHSA-2017:2649 CVE
https://access.redhat.com/errata/RHSA-2017:2687 CVE
https://access.redhat.com/errata/RHSA-2017:2693 CVE
https://access.redhat.com/errata/RHSA-2017:2726 CVE

see all 14 references

Weakness Enumeration

CWE-IDCWE NameSource
CWE-377Insecure Temporary File[email protected]
CWE-59Improper Link Resolution Before File Access ('Link Following')[email protected]

Affected Products

ProductVersions
openstack instack-undercloud
7.2.0
6.1.0
5.3.0

CPE

  • cpe:2.3:a:openstack:instack-undercloud:7.2.0:*:*:*:*:*:*:*
  • cpe:2.3:a:openstack:instack-undercloud:6.1.0:*:*:*:*:*:*:*
  • cpe:2.3:a:openstack:instack-undercloud:5.3.0:*:*:*:*:*:*:*

Remediation

  • No remediation found in references.
redhat openstack
12
11
10

CPE

  • cpe:2.3:a:redhat:openstack:12:*:*:*:*:*:*:*
  • cpe:2.3:a:redhat:openstack:11:*:*:*:*:*:*:*
  • cpe:2.3:a:redhat:openstack:10:*:*:*:*:*:*:*

Remediation

  • No remediation found in references.

Change History

15 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2017-7549
NVD Published Date:
Sep 21, 2017
NVD Last Modified:
Jun 17, 2026
Source:
[email protected]
CVE-2017-7549 Details - Not Deferred