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Improper Restriction of XML External Entity Reference

CVE-2021-41411

High
9.8/10

Summary

drools prior to 7.60.0.Final is affected by an XML External Entity (XXE) vulnerability in "KieModuleMarshaller.java". The Validator class is not used correctly, resulting in the XXE injection vulnerability.

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

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