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CVE
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CVE-2017-7549Date: (C)2017-09-22   (M)2018-02-19


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 Score and Metrics +CVSS Score and Metrics -

CVSS V3 Severity:CVSS V2 Severity:
CVSS Score : 6.4CVSS Score : 3.3
Exploit Score: 1.1Exploit Score: 3.4
Impact Score: 4.7Impact Score: 4.9
 
CVSS V3 Metrics:CVSS V2 Metrics:
Attack Vector: LOCALAccess Vector: LOCAL
Attack Complexity: HIGHAccess Complexity: MEDIUM
Privileges Required: LOWAuthentication: NONE
User Interaction: NONEConfidentiality: PARTIAL
Scope: CHANGEDIntegrity: PARTIAL
Confidentiality: HIGHAvailability: NONE
Integrity: LOW 
Availability: NONE 
  
Reference:
BID-100407
RHSA-2017:2557
RHSA-2017:2649
RHSA-2017:2687
RHSA-2017:2693
RHSA-2017:2726
https://bugzilla.redhat.com/show_bug.cgi?id=1477403

CWE    1
CWE-59

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