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Improper Restriction of XML External Entity Reference

CVE-2018-5434

Medium
6.5/10

Summary

The TIBCO Designer component of TIBCO Software Inc.'s TIBCO Runtime Agent, and TIBCO Runtime Agent for z/Linux contains vulnerabilities wherein a malicious user could perform XML external entity expansion (XXE) attacks to disclose host machine information. Affected releases are TIBCO Software Inc.'s TIBCO Runtime Agent: versions up to and including 5.10.0, and TIBCO Runtime Agent for z/Linux: versions up to and including 5.9.1.

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