GHSA-gr3c-q7xf-47vhHighCVSS 8.6

XXE vulnerability in XSLT parsing in `org.hl7.fhir.core`

Published
November 8, 2024
Last Modified
November 12, 2024

🔗 CVE IDs covered (1)

📋 Description

Summary

XSLT parsing performed by various components are vulnerable to XML external entity injections. A processed XML file with a malicious DTD tag ( ]> could produce XML containing data from the host system. This impacts use cases where org.hl7.fhir.core is being used to within a host where external clients can submit XML.

Details

This is related to https://github.com/hapifhir/org.hl7.fhir.core/security/advisories/GHSA-6cr6-ph3p-f5rf, in which its fix ( https://github.com/hapifhir/org.hl7.fhir.core/issues/1571, https://github.com/hapifhir/org.hl7.fhir.core/pull/1717) was incomplete.

References

https://cwe.mitre.org/data/definitions/611.html https://cheatsheetseries.owasp.org/cheatsheets/XML_External_Entity_Prevention_Cheat_Sheet.html#jaxp-documentbuilderfactory-saxparserfactory-and-dom4j

🎯 Affected products6

  • maven/ca.uhn.hapi.fhir:org.hl7.fhir.dstu3:< 6.4.0
  • maven/ca.uhn.hapi.fhir:org.hl7.fhir.r4:< 6.4.0
  • maven/ca.uhn.hapi.fhir:org.hl7.fhir.r4b:< 6.4.0
  • maven/ca.uhn.hapi.fhir:org.hl7.fhir.r5:< 6.4.0
  • maven/ca.uhn.hapi.fhir:org.hl7.fhir.utilities:< 6.4.0
  • maven/ca.uhn.hapi.fhir:org.hl7.fhir.dstu2016may:< 6.4.0

🔗 References (8)