CVE-2019-11688 : Security Advisory and Response
Discover the security vulnerability in ASUSTOR exFAT Driver version 1.0.0.r20 allowing unauthorized SSL certificate acceptance. Learn how to mitigate the risk.
A vulnerability has been found in the ASUSTOR exFAT Driver version 1.0.0.r20, leading to a lack of SSL certificate validation.
Understanding CVE-2019-11688
This CVE identifies a security issue in the ASUSTOR exFAT Driver version 1.0.0.r20 that allows for the acceptance of any certificate during license validation.
What is CVE-2019-11688?
This vulnerability in the ASUSTOR exFAT Driver version 1.0.0.r20 allows the components exfat.cgi and exfatctl to accept any certificate for asustornasapi.asustor.com, indicating a lack of SSL certificate validation.
The Impact of CVE-2019-11688
The vulnerability can potentially lead to man-in-the-middle attacks and unauthorized access to sensitive data due to the lack of proper SSL certificate validation.
Technical Details of CVE-2019-11688
The following technical details outline the specifics of the CVE.
Vulnerability Description
During license validation, the components exfat.cgi and exfatctl in the ASUSTOR exFAT Driver version 1.0.0.r20 do not properly validate SSL certificates, allowing any certificate for asustornasapi.asustor.com to be accepted.
Affected Systems and Versions
- ASUSTOR exFAT Driver version 1.0.0.r20
Exploitation Mechanism
Attackers can exploit this vulnerability by presenting any certificate for asustornasapi.asustor.com during the license validation process, potentially intercepting sensitive data.
Mitigation and Prevention
To address CVE-2019-11688, the following steps can be taken:
Immediate Steps to Take
- Disable or restrict access to the affected components exfat.cgi and exfatctl.
- Implement network-level security controls to monitor and block unauthorized access.
Long-Term Security Practices
- Regularly update and patch the ASUSTOR exFAT Driver to the latest version.
- Conduct thorough security assessments and audits to identify and mitigate similar vulnerabilities.
Patching and Updates
- Apply patches or updates provided by ASUSTOR to fix the SSL certificate validation issue in the exFAT Driver version 1.0.0.r20.