CVE-2017-17656 Explained : Impact and Mitigation
Learn about CVE-2017-17656, a vulnerability in Quest NetVault Backup 11.3.0.12 allowing unauthorized code execution. Find out how to mitigate and prevent this security risk.
This CVE-2017-17656 article provides insights into a vulnerability in Quest NetVault Backup 11.3.0.12 that allows unauthorized code execution without authentication.
Understanding CVE-2017-17656
This CVE involves a security flaw in Quest NetVault Backup 11.3.0.12 that permits attackers to execute arbitrary code without needing authentication.
What is CVE-2017-17656?
The vulnerability in Quest NetVault Backup 11.3.0.12 allows malicious actors to run code of their choice on affected systems without requiring authentication. The issue stems from inadequate validation of user input in SQL queries.
The Impact of CVE-2017-17656
The vulnerability enables unauthorized individuals to execute code on susceptible installations without the need for authentication. Attackers can exploit this flaw to execute code within the underlying database's context.
Technical Details of CVE-2017-17656
This section delves into the technical aspects of the CVE-2017-17656 vulnerability.
Vulnerability Description
The flaw lies in the handling of NVBUBackup JobList method requests due to insufficient validation of user-supplied strings before constructing SQL queries.
Affected Systems and Versions
- Product: Quest NetVault Backup
- Vendor: Quest
- Version: 11.3.0.12
Exploitation Mechanism
- Attackers can exploit the vulnerability by providing a malicious string to execute code within the database's context.
Mitigation and Prevention
Protecting systems from CVE-2017-17656 requires immediate actions and long-term security practices.
Immediate Steps to Take
- Apply security patches provided by the vendor promptly.
- Implement network segmentation to limit the impact of potential attacks.
Long-Term Security Practices
- Regularly update and patch software to address known vulnerabilities.
- Conduct security assessments and penetration testing to identify and remediate weaknesses.
Patching and Updates
- Stay informed about security updates and apply them as soon as they are released to mitigate the risk of exploitation.