Vulnerabilities > CVE-2017-12796 - Deserialization of Untrusted Data vulnerability in Openmrs
Attack vector
NETWORK Attack complexity
LOW Privileges required
NONE Confidentiality impact
HIGH Integrity impact
HIGH Availability impact
HIGH Summary
The Reporting Compatibility Add On before 2.0.4 for OpenMRS, as distributed in OpenMRS Reference Application before 2.6.1, does not authenticate users when deserializing XML input into ReportSchema objects. The result is that remote unauthenticated users are able to execute operating system commands by crafting malicious XML payloads, as demonstrated by a single admin/reports/reportSchemaXml.form request.
Vulnerable Configurations
Common Weakness Enumeration (CWE)
References
- https://isears.github.io/jekyll/update/2017/10/21/openmrs-rce.html
- https://isears.github.io/jekyll/update/2017/10/21/openmrs-rce.html
- https://talk.openmrs.org/t/critical-security-advisory-2017-09-12/13291
- https://talk.openmrs.org/t/critical-security-advisory-2017-09-12/13291
- https://wiki.openmrs.org/display/RES/Release+Notes+2.6.1
- https://wiki.openmrs.org/display/RES/Release+Notes+2.6.1