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Insecure Temporary File

CVE-2017-7549

Severity Medium
Score 6.4/10

Summary

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.

  • HIGH
  • LOCAL
  • LOW
  • CHANGED
  • NONE
  • LOW
  • HIGH
  • NONE

CWE-377 - Insecure Temporary File

Creating and using insecure temporary files can leave application and system data vulnerable to attack.

References

Advisory Timeline

  • Published