Skip to main content

Improper Restriction of XML External Entity Reference

CVE-2018-16521

High
9.8/10

Summary

An XML External Entity (XXE) vulnerability exists in HTML Form Entry 3.7.0, as distributed in OpenMRS Reference Application 2.8.0.

  • 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