CVE-2020-36635 : What You Need to Know
Learn about CVE-2020-36635, a cross-site scripting vulnerability in OpenMRS Appointment Scheduling Module up to version 1.12.x. Find out the impact, affected systems, exploitation mechanism, and mitigation steps.
OpenMRS Appointment Scheduling Module AppointmentTypeValidator.java validateFieldName cross site scripting vulnerability
Understanding CVE-2020-36635
A vulnerability in the OpenMRS Appointment Scheduling Module up to version 1.12.x has been identified as a cross-site scripting issue affecting the validateFieldName function in the AppointmentTypeValidator.java file.
What is CVE-2020-36635?
The vulnerability allows for remote attacks by manipulating unknown data, potentially leading to cross-site scripting exploitation.
The Impact of CVE-2020-36635
The impact of this vulnerability is classified as LOW with a CVSS base score of 3.5.
Technical Details of CVE-2020-36635
Vulnerability Description
The vulnerability in the Appointment Scheduling Module allows for cross-site scripting attacks through the validateFieldName function.
Affected Systems and Versions
- Vendor: OpenMRS
- Product: Appointment Scheduling Module
- Affected Versions: 1.0 to 1.12
Exploitation Mechanism
- Attack Type: Remote
- Attack Vector: Network
Mitigation and Prevention
Immediate Steps to Take
- Upgrade to version 1.13.0 of the OpenMRS Appointment Scheduling Module
Long-Term Security Practices
- Regularly update software components to the latest versions
- Implement input validation and output encoding to prevent cross-site scripting attacks
- Conduct security assessments and audits periodically
Patching and Updates
- Apply patch 34213c3f6ea22df427573076fb62744694f601d8