CVE-2024-30867 in NS-ASG Application Security Gateway
Summary
by MITRE • 04/01/2024
netentsec NS-ASG 6.3 is vulnerable to SQL Injection via /admin/edit_virtual_site_info.php.
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Analysis
by VulDB Data Team • 08/28/2024
The vulnerability in netentsec NS-ASG 6.3 presents a critical sql injection flaw within the administrative interface at the path /admin/edit_virtual_site_info.php. This vulnerability stems from inadequate input validation and sanitization of user-supplied data that flows directly into sql query construction without proper escaping or parameterization mechanisms. The flaw allows authenticated attackers with administrative privileges to manipulate sql queries through crafted input parameters, potentially gaining unauthorized access to sensitive database information.
The technical implementation of this vulnerability demonstrates a classic sql injection vector where the application fails to properly sanitize or escape user inputs before incorporating them into sql statements. The /admin/edit_virtual_site_info.php endpoint likely accepts parameters related to virtual site configuration that are directly concatenated into sql queries without appropriate sql escaping or prepared statement usage. This design pattern creates an exploitable condition where malicious input can alter the intended sql execution flow and potentially execute arbitrary sql commands on the underlying database server.
From an operational impact perspective, this vulnerability represents a significant risk to the security posture of the affected system as it provides an attack vector for privilege escalation and data exfiltration. An attacker who can authenticate to the administrative interface could leverage this vulnerability to extract sensitive information including user credentials, configuration data, and other confidential information stored within the database. The vulnerability also enables potential data manipulation and integrity compromise through sql command injection attacks that could affect the availability and reliability of the application's core services.
The vulnerability aligns with common weakness enumerations such as cwe-89 sql injection and follows patterns documented in the attack technique framework under the mitre att&ck matrix as a privilege escalation and credential access vector. The specific context of this vulnerability within the administrative interface of a network security appliance makes it particularly concerning as it provides attackers with access to sensitive system configuration data and potentially enables further lateral movement within the network infrastructure. Organizations should consider implementing proper input validation, parameterized queries, and regular security assessments to mitigate such vulnerabilities.
Mitigation strategies for this vulnerability should include immediate implementation of proper sql parameterization and input validation mechanisms throughout the application codebase. The affected system should be updated to the latest available version that addresses this vulnerability, and administrators should implement additional security controls such as web application firewalls and database activity monitoring. Regular security testing including sql injection vulnerability assessments should be conducted to identify and remediate similar issues across the entire application infrastructure. Access controls and privilege management should be reviewed to ensure that administrative functions are properly restricted and monitored for suspicious activities.