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Improper Restriction of XML External Entity Reference

CVE-2018-20157

Severity High
Score 7.5/10

Summary

The data import functionality in OpenRefine through 3.1 allows an XML External Entity (XXE) attack through a crafted (zip) file, allowing attackers to read arbitrary files.

  • LOW
  • NETWORK
  • NONE
  • UNCHANGED
  • NONE
  • NONE
  • HIGH
  • NONE

CWE-611 - Improper Restriction of XML External Entity Reference

Listed 4th in the 'OWASP Top Ten', XML External Entities (XXE) vulnerability allows attackers to provide an XML input that contains an external entity. When the XML is parsed, it can cause data extraction and manipulation, execution of commands, denial-of-service attacks, and server-side request forgery.

References

Advisory Timeline

  • Published