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.

CVSS v3.0 6.4 MEDIUM
CVSS v2.0 3.3 LOW

6.4^/10

CVSS v3.0 : MEDIUM

Vector : AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:L/A:N

Exploitability : 1.1 / Impact : 4.7

Attack Vector LOCAL

Attack Complexity HIGH

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact LOW

Availability Impact NONE

Scope CHANGED

3.3^/10

CVSS v2.0 : LOW

Vector : AV:L/AC:M/Au:N/C:P/I:P/A:N

Exploitability : 3.4 / Impact : 4.9

Access Vector LOCAL

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact NONE

References

Link	Resource
https://bugzilla.redhat.com/show_bug.cgi?id=1477403	Issue Tracking Vendor Advisory
http://www.securityfocus.com/bid/100407	Third Party Advisory VDB Entry
https://access.redhat.com/errata/RHSA-2017:2726
https://access.redhat.com/errata/RHSA-2017:2693
https://access.redhat.com/errata/RHSA-2017:2687
https://access.redhat.com/errata/RHSA-2017:2649
https://access.redhat.com/errata/RHSA-2017:2557

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Configurations

Configuration 1 (hide)

AND

cpe:2.3:a:openstack:instack-undercloud:7.2.0:*:*:*:*:*:*:*

cpe:2.3:a:redhat:openstack:12:*:*:*:*:*:*:*

Configuration 2 (hide)

AND

cpe:2.3:a:openstack:instack-undercloud:6.1.0:*:*:*:*:*:*:*

cpe:2.3:a:redhat:openstack:11:*:*:*:*:*:*:*

Configuration 3 (hide)

AND

cpe:2.3:a:openstack:instack-undercloud:5.3.0:*:*:*:*:*:*:*

cpe:2.3:a:redhat:openstack:10:*:*:*:*:*:*:*

Information

Published : 2017-09-21 14:29

Updated : 2023-02-12 15:31

NVD link : CVE-2017-7549

Mitre link : CVE-2017-7549

JSON object : View

CWE

CWE-377

Insecure Temporary File

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Products Affected

openstack

instack-undercloud

redhat

openstack

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