CVE-2017-17420 : What You Need to Know
Learn about CVE-2017-17420, a critical SQL injection vulnerability in Quest NetVault Backup 11.3.0.12 allowing remote code execution. Find mitigation steps and long-term security practices.
CVE-2017-17420 pertains to a vulnerability in Quest NetVault Backup 11.3.0.12 that allows remote attackers to execute arbitrary code without authentication. The flaw arises from inadequate validation of user-supplied strings used in SQL queries.
Understanding CVE-2017-17420
This CVE entry highlights a critical security issue in Quest NetVault Backup version 11.3.0.12.
What is CVE-2017-17420?
The vulnerability in Quest NetVault Backup 11.3.0.12 enables attackers to run arbitrary code without needing authentication. It stems from improper handling of user input in SQL queries.
The Impact of CVE-2017-17420
Exploiting this vulnerability allows attackers to execute code within the database, potentially leading to unauthorized access and data manipulation.
Technical Details of CVE-2017-17420
This section delves into the technical aspects of the CVE-2017-17420 vulnerability.
Vulnerability Description
The flaw in Quest NetVault Backup 11.3.0.12 arises from insufficient validation of user-supplied strings used in constructing SQL queries, specifically in the NVBUJobCountHistory Get method requests.
Affected Systems and Versions
- Product: Quest NetVault Backup
- Vendor: Quest
- Version: 11.3.0.12
Exploitation Mechanism
- Attackers exploit the vulnerability by injecting malicious code via user-supplied strings in SQL queries.
Mitigation and Prevention
Protecting systems from CVE-2017-17420 requires immediate actions and long-term security practices.
Immediate Steps to Take
- Apply patches or updates provided by Quest to address the vulnerability.
- Implement network segmentation to limit the impact of potential attacks.
- Monitor database activities for any suspicious behavior.
Long-Term Security Practices
- Conduct regular security assessments and penetration testing to identify vulnerabilities.
- Educate users on safe computing practices and the risks of SQL injection attacks.
Patching and Updates
- Regularly check for security updates and patches from Quest to mitigate the CVE-2017-17420 vulnerability.