CVE-2019-14678 : Security Advisory and Response
Learn about CVE-2019-14678 affecting SAS XML Mapper version 9.45. Discover the impact, affected systems, exploitation methods, and mitigation steps to secure your systems.
The SAS XML Mapper version 9.45 has a vulnerability known as XML External Entity (XXE) that can be exploited by malicious actors for various attacks.
Understanding CVE-2019-14678
What is CVE-2019-14678?
The vulnerability in SAS XML Mapper version 9.45 allows for XML External Entity (XXE) attacks, enabling malicious entities to execute different types of attacks.
The Impact of CVE-2019-14678
The vulnerability can lead to Local File Reading, Out Of Band File Exfiltration, Server Side Request Forgery, and Potential Denial of Service attacks.
Technical Details of CVE-2019-14678
Vulnerability Description
The vulnerability in SAS XML Mapper version 9.45 exposes a security flaw that can be exploited by attackers for various malicious activities.
Affected Systems and Versions
- Product: SAS XML Mapper version 9.45
- Vendor: SAS
- Versions: All versions are affected
Exploitation Mechanism
The vulnerability can be exploited by leveraging the XML External Entity (XXE) to execute attacks like Local File Reading, Out Of Band File Exfiltration, Server Side Request Forgery, and Potential Denial of Service attacks.
Mitigation and Prevention
Immediate Steps to Take
- Disable the AUTOMAP option in the XMLV2 LIBNAME engine
- Implement strict input validation to prevent XXE attacks
Long-Term Security Practices
- Regularly update and patch SAS XML Mapper to the latest version
- Conduct security assessments and penetration testing to identify vulnerabilities
Patching and Updates
- Apply patches and updates provided by SAS to address the XXE vulnerability