CVE-2019-11216 Explained : Impact and Mitigation
Learn about CVE-2019-11216, a vulnerability in BMC Smart Reporting 7.3 20180418 allowing XXE attacks. Find out the impact, affected systems, exploitation, and mitigation steps.
BMC Smart Reporting 7.3 20180418 allows authenticated XXE within the import functionality, enabling XML External Entity (XXE) attacks. This vulnerability permits attackers to download files from the server or launch denial-of-service (DoS) attacks through XML expansion techniques.
Understanding CVE-2019-11216
This CVE involves a vulnerability in BMC Smart Reporting 7.3 20180418 that allows for authenticated XXE attacks during the import process.
What is CVE-2019-11216?
CVE-2019-11216 is a security flaw in BMC Smart Reporting 7.3 20180418 that can be exploited by importing a crafted XML file, leading to potential server file downloads or DoS attacks.
The Impact of CVE-2019-11216
- Attackers can exploit this vulnerability to download files from the server or launch DoS attacks using XML expansion techniques.
- Both direct response XXE and out-of-band (OOB) XXE attacks are possible.
Technical Details of CVE-2019-11216
This section provides more in-depth technical information about the vulnerability.
Vulnerability Description
The import functionality of BMC Smart Reporting 7.3 20180418 is susceptible to authenticated XML External Entity (XXE) attacks, allowing malicious XML file imports for exploitation.
Affected Systems and Versions
- Product: BMC Smart Reporting 7.3 20180418
- Vendor: BMC
- Version: Not applicable
Exploitation Mechanism
- Attackers can exploit the vulnerability by importing a crafted XML file during the import process.
- This allows them to potentially download files from the server or launch DoS attacks through XML expansion techniques.
Mitigation and Prevention
Protecting systems from CVE-2019-11216 requires immediate actions and long-term security practices.
Immediate Steps to Take
- Apply vendor-supplied patches or updates to mitigate the vulnerability.
- Restrict access to the import functionality to trusted users only.
- Monitor and analyze XML imports for suspicious activities.
Long-Term Security Practices
- Regularly update and patch BMC Smart Reporting to address security vulnerabilities.
- Conduct security training for users to recognize and report suspicious activities.
Patching and Updates
- Stay informed about security advisories and updates from BMC.
- Implement a robust patch management process to apply fixes promptly.