CVE-2017-7549
CVSS2
Attack Vector
LOCAL
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:L/AC:M/Au:N/C:P/I:P/A:N
CVSS3
Attack Vector
LOCAL
Attack Complexity
HIGH
Privileges Required
LOW
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
HIGH
Integrity Impact
LOW
Availability Impact
NONE
CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:L/A:N
AI Score
Confidence
High
EPSS
Percentile
5.1%
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.
Affected configurations
| Vendor | Product | Version | CPE |
|---|---|---|---|
| openstack | instack-undercloud | 7.2.0 | cpe:2.3:a:openstack:instack-undercloud:7.2.0:*:*:*:*:*:*:* |
| redhat | openstack | 12 | cpe:2.3:a:redhat:openstack:12:*:*:*:*:*:*:* |
| openstack | instack-undercloud | 6.1.0 | cpe:2.3:a:openstack:instack-undercloud:6.1.0:*:*:*:*:*:*:* |
| redhat | openstack | 11 | cpe:2.3:a:redhat:openstack:11:*:*:*:*:*:*:* |
| openstack | instack-undercloud | 5.3.0 | cpe:2.3:a:openstack:instack-undercloud:5.3.0:*:*:*:*:*:*:* |
| redhat | openstack | 10 | cpe:2.3:a:redhat:openstack:10:*:*:*:*:*:*:* |
Related
CVSS2
Attack Vector
LOCAL
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:L/AC:M/Au:N/C:P/I:P/A:N
CVSS3
Attack Vector
LOCAL
Attack Complexity
HIGH
Privileges Required
LOW
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
HIGH
Integrity Impact
LOW
Availability Impact
NONE
CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:L/A:N
AI Score
Confidence
High
EPSS
Percentile
5.1%