CVE-2018-20733 : Security Advisory and Response
Learn about CVE-2018-20733, an XXE vulnerability in BI Web Services of SAS Web Infrastructure Platform versions before 9.4M6. Find out the impact, affected systems, exploitation, and mitigation steps.
BI Web Services in versions prior to 9.4M6 of the SAS Web Infrastructure Platform are susceptible to XXE vulnerability.
Understanding CVE-2018-20733
BI Web Services in SAS Web Infrastructure Platform before 9.4M6 allows XXE.
What is CVE-2018-20733?
This CVE identifies an XML External Entity (XXE) vulnerability in BI Web Services within the SAS Web Infrastructure Platform versions preceding 9.4M6.
The Impact of CVE-2018-20733
The vulnerability could allow an attacker to exploit the XXE vulnerability, potentially leading to unauthorized access, data disclosure, or denial of service.
Technical Details of CVE-2018-20733
Vulnerability Description
BI Web Services in SAS Web Infrastructure Platform versions before 9.4M6 are prone to XXE attacks.
Affected Systems and Versions
- Product: SAS Web Infrastructure Platform
- Versions affected: Prior to 9.4M6
Exploitation Mechanism
The vulnerability can be exploited by manipulating XML input to access sensitive data or execute arbitrary code.
Mitigation and Prevention
Immediate Steps to Take
- Update to version 9.4M6 or later to mitigate the XXE vulnerability.
- Implement input validation to sanitize XML inputs.
Long-Term Security Practices
- Regularly monitor and update software to patch known vulnerabilities.
- Conduct security assessments and penetration testing to identify and address potential weaknesses.
Patching and Updates
Apply security patches and updates provided by SAS to ensure the latest fixes for vulnerabilities.